Storage 4 min read
750 MW Battery Auction: Guide to Storage in Portugal
The announced storage-auction model and the importance of environmental and territorial feasibility.
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Knowledge
Blog
Perspectives on environmental regulation and the renewable energy sector.
Electricity grid 4 min read
Managing Grid-Connection Capacity: Guide to Decree-Law 100/2026
Division, aggregation, transfer and hybridisation of capacity-reservation titles under the new legislation.
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Electric mobility 3 min read
Electric-Car Support in Portugal: Environmental Fund Guide
How Environmental Fund incentives work, who may apply and which documents to prepare.
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Permitting 4 min read
Go-To Areas: How They Accelerate Renewables in Portugal
What the Green Map’s Go-To Areas are and how they can simplify renewable-project permitting.
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Storage 4 min read
BESS and Storage in the PTRR: the Strategic Priority Changing the Game
Decree-Law No. 100/2026 enables dynamic management of grid connection capacity, making BESS storage a viability condition for developers.
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Permitting 5 min read
DGEG Order No. 30/2026: Impact on Renewable Project Deadline Counting
DGEG Order No. 30/2026 clarifies how deadlines under Articles 14 and 58 of Decree-Law No. 15/2022 are counted, defining excluded periods and revoking earlier orders.
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Renewables 4 min read
Former Mining Areas: The New Frontier for Renewable Energy Projects in Portugal
A study by LNEG and EDM assesses the potential of degraded former mining areas for solar, wind and storage projects.
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Marine Conservation 4 min read
D. Carlos I Marine Nature Reserve: Between Conservation and the Future of Offshore
The proposed D. Carlos I marine reserve, covering roughly 170,000 km², introduces new regulatory constraints for offshore projects.
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Permitting 5 min read
New Renewables Regime: What Changes for Developers?
The new Renewable Acceleration Zones (ZAR) cut environmental licensing from 12-24 months to 6-9 months, though local bureaucracy still holds back projects.
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Funding 3 min read
The EU's LIFE Funding: The Engine of Environmental and Energy Transformation
Created in 1992, the LIFE Programme is the EU's only financial instrument dedicated exclusively to the environment and climate, with co-financing rates between 60% and 95% and a dedicated subprogramme for the Clean Energy Transition.
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Permitting 4 min read
Renewable Energy Licensing 2030: What Changes with the EMER Guide?
The new Municipal Guide for Renewable Energy Project Licensing, under the EMER 2030 strategy, standardizes procedures between municipalities and central administration.
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Storage 3 min read
Portugal Energy Storage Forum 2026: The Challenge Is No Longer Producing Energy, It Is Integrating It
At the opening of the Portugal Energy Storage Forum 2026, organised by APREN, the message was clear: without storage and grid capacity, renewable projects stop being bankable.
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Energy Storage 2 min read
Energy Storage: The Problem Isn't the Technology — It's the Market
At the Portugal Energy Storage Forum 2026, organized by APREN, it was argued that what holds back batteries in Portugal isn't market volatility — comparable to California or Texas — but the lack of diversified revenue streams.
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Energy Storage 3 min read
Storage: The New Requirement for Financing Renewable Projects?
At the Portugal Energy Storage Forum 2026, the debate showed that financing solar without storage is increasingly difficult — but the underlying problem is regulatory.
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Electric Grid 5 min read
Adapting Portugal's Grid to Climate Change: The Selective Undergrounding Challenge
Despacho No. 2235/2026 tasks DGEG with studying the selective undergrounding of power lines to protect the grid from fires and extreme storms.
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Grid Connection 5 min read
New E-Redes Grid Connection Manual (11th Edition): Complete 2026 Guide
The 11th edition of E-Redes' Grid Connection Manual incorporates Decree-Law No. 99/2024 and details rules for hybridization, self-consumption and electric mobility.
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Electric Mobility 5 min read
Electric Mobility 2026: Efficiency, V2G Technology and the End of the Oil Era
The IEA's 'Electricity 2026' report projects wind overtaking nuclear in the EU by 2030, and electric vehicles displacing more than 5 million barrels of oil per day.
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Nature Conservation 5 min read
Portugal Approves 18 New Special Conservation Areas (SCAs)
Portugal has approved 18 new Special Conservation Areas, bringing the total to 44 and strengthening the Natura 2000 network from the mountainous interior to the Algarve coast.
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Permitting 4 min read
Licensing Renewables on Steep Slopes: New EMER 2030 Guidelines
EMER 2030 approved Technical Guidelines that replace subjective uncertainty with objective criteria for renewable projects on land with slopes above 25%.
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Permitting 4 min read
Biomethane in Portugal: Simplified Licensing under Order No. 1/2026
Joint Order No. 1/2026 from APA and DGEG creates a new licensing procedure for biomethane production units.
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Funding 3 min read
Batteries and Green Hydrogen: Portugal Boosts Support with EUR 60M
A new EUR 60 million envelope under the PRR reinforces energy storage, and Brussels has given green hydrogen projects more time.
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Permitting 5 min read
Do Biomethane Projects Need an Environmental Impact Study?
RJAIA and DL 11/2023 criteria determine whether a biomethane unit is subject to Environmental Impact Assessment, with practical examples and common developer mistakes.
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Permitting 6 min read
Environmental Licensing of Biomethane Projects in Portugal: What Is Required?
Licensing biomethane units in Portugal requires prior registration with DGEG, an environmental licence via SILiAmb, and coordination with land-use regimes such as RAN and REN — a process now clarified by Joint Order APA/DGEG No. 1/2026.
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Permitting 4 min read
AI Doesn't Fail for Lack of Chips — It Fails for Lack of Infrastructure
xAI's Colossus supercomputer shows that the real obstacle to AI expansion isn't chips, but energy and environmental permitting.
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Funding 4 min read
2026 Agriculture Support: EUR 15M for Energy Efficiency and Renewables
Portaria No. 481/2025/1 creates EUR 15 million in non-repayable support for energy modernisation in the agricultural sector.
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Offshore Wind 5 min read
LNEG Report: Offshore Wind, Hydrogen and Power-to-X in Portugal
The LNEG report maps a route for Portugal to become a European clean-energy hub through offshore wind and Power-to-X pathways.
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Energy Governance 6 min read
New Agency for Energy and Geology (AGE): What Changes in 2026?
Approved by the Council of Ministers on November 28, 2025, the AGE absorbs functions from LNEG and ADENE to accelerate the licensing of strategic projects.
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Permitting 4 min read
Order No. 170/MAEN/2025: Why the Deadlines Were Extended
Order No. 170/MAEN/2025 extends renewable energy project completion deadlines by 12 months, covering solar auctions and licences granted under Decree-Law No. 15/2022.
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Nature Conservation 5 min read
ICNF Pollinator Plan: Essential Actions to Protect Bees and Pollinators
The Pollinator Conservation and Sustainability Action Plan (PACSP), coordinated by ICNF, brings together 30 actions and 116 measures to halt the decline of bees and other pollinators in Portugal.
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Investment & Infrastructure 4 min read
Microsoft to Invest Over $10 Billion in Sines: Portugal as a European AI Hub
Microsoft's Brad Smith confirmed at Web Summit an investment exceeding $10 billion in the SINES Data Campus, featuring 12,600 NVIDIA GPUs and 100% green energy.
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Land-Use Planning 4 min read
"Green Map" Portugal: Investment in Renewables
The Green Map, from Portugal's Ministry of Environment and Energy, demarcates Renewable Energy Acceleration Zones (ZAER) with a prior strategic environmental assessment.
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Carbon Market 5 min read
Portugal Voluntary Carbon Market: Launch, Benefits and Transparency
Portugal's national Voluntary Carbon Market platform launched in October 2025, registering verified carbon credits through developers, verifiers and buyers.
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Permitting 9 min read
RED III: Changes to Decree-Law 15/2022 and the New National Electricity System
The "fast-track" regime and Renewable Acceleration Zones (ZAER) promise to speed up renewable licensing, but risks remain around grid capacity, storage and land-use conflicts.
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Legislation 3 min read
Portugal Transposes RED III: New 49% Renewables and Hydrogen Targets
The partial transposition of the RED III Directive raises the national renewables target to 49% by 2030, with new traceability instruments and simplified licensing.
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Hydrogen 5 min read
Renewable Hydrogen: Global Demand Rises, But Are Targets at Risk?
Analysis of the IEA's Global Hydrogen Review 2025: global hydrogen demand approached 100 million tonnes in 2024, but growth remains concentrated in traditional uses, with low-emission hydrogen still marginal.
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Data & Technology 5 min read
Free DGT LiDAR: 10cm Survey for Mainland Portugal
DGT is making the PRR-funded LiDAR survey of mainland Portugal freely available, with 10cm vertical accuracy and a density of 10 points per m².
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Energy Storage 4 min read
Licensing Co-located Energy Storage: DGEG/APA Explanatory Note
DGEG's Explanatory Note No. 5/DG/2025 clarifies how licensing applies to batteries installed at the same site as an existing production plant.
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Hydrogen 5 min read
Global Hydrogen Review 2025: The Evolution of Global Hydrogen
The IEA published its Global Hydrogen Review 2025: global demand reached around 100 million tonnes in 2024, but low-emission hydrogen still accounts for less than 1% of total production.
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Funding 4 min read
Climate Agency Invests €257 Million in the Energy Transition
The Climate Agency disbursed €257.26 million to reinforce the energy transition and environmental sustainability.
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Nature Conservation 5 min read
Alcateia Programme 2025-2035: Conserving the Iberian Wolf in Portugal
A new ten-year ICNF programme, established by despacho No. 1392/2025, aims to halt the decline of Iberian wolf packs in Portugal.
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Funding 3 min read
E-LAR Programme: Government Bets on More Efficient Homes and Cheaper Energy
The E-LAR programme, presented by the Minister of Environment and Energy, supports up to 30,000 households in replacing gas appliances with efficient electric solutions.
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Electric Mobility 5 min read
Decree-Law 93/2025: New Rules for Electric Mobility in Portugal
Decree-Law No. 93/2025 establishes the new legal regime for electric mobility, allowing charging without a prior contract and requiring alternative payment methods.
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Self-Consumption 3 min read
Energy Self-Consumption: New ADENE Guide Helps Save Energy
ADENE, ERSE and E-REDES have launched the first of three guides on energy self-consumption, including self-consumption in condominiums with electric mobility.
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Power Grid 4 min read
Electricity System Reinforced with €400M Anti-Blackout Package
The government launched a €400 million package with 31 measures to reinforce the security and resilience of the national electricity system.
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Electricity Grid 5 min read
Public Tender: 300 MVA for the National Electricity Grid
DGEG announced a public tender, to be launched in the last four months of 2025, to award 300 MVA to renewable projects with integrated storage systems.
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Permitting 4 min read
Environmental Impact Assessment Rules for BESS Projects
The APA has clarified when battery energy storage systems (BESS) must undergo an Environmental Impact Assessment.
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Permitting 3 min read
Wind Farm Reequipment: DGEG Clarifies No New Licensing Is Required
A DGEG explanatory note confirms that replacing wind turbines without changing the footprint area is a non-substantial change, exempt from new prior-control procedures.
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Renewable Energy 4 min read
Portugal Renewable Energy Summit 2025 | APREN
APREN's annual conference returns on 2-3 October 2025 at Culturgest, Lisbon, bringing together the renewable energy sector.
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Renewable Energy 4 min read
OWF Studies – Offshore Wind Energy in Portugal
Coordinated by IPMA under the PRR, the Estudos OWF project has gathered 2,167 linear km of geophysical data off Leixões and Figueira da Foz, with the 2025 campaign studies expected to conclude in June/July 2026, supporting the upcoming offshore wind auction.
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Marine Conservation 4 min read
Gorringe Bank: New Marine Protected Area and Next Steps
Portugal has announced a new Marine Protected Area at Gorringe Bank, raising the share of protected national waters from 19% to at least 27%.
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Offshore Wind 4 min read
Aquawind: Offshore Wind Energy with Sustainable Expansion
The Aquawind prototype validated a floating offshore wind platform, paving the way for the technology’s future expansion.
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Funding 5 min read
Clean Energy: 112 Applications Funded by the Environmental Fund
Portugal's Environmental Fund approved 112 applications supporting Renewable Energy Communities and Collective Self-Consumption, with €19.1 million in funding under the PRR, aiming to add around 93 MW of installed renewable capacity.
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Water Resources 4 min read
Portuguese Dams: How Many Exist and What They Are For
Portugal has around 260 large dams and more than 8,000 small dams and hydraulic barriers, serving functions from power generation to local irrigation.
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Solar Energy 4 min read
Final Extension of the Deadlines Originally Set for the Solar Auctions
Despacho No. 170/MAEN/2025 extends, for the third time and by 12 months, the deadlines for winning solar auction projects, stating it is "non-extendable".
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Carbon Market 3 min read
Public Consultation: First Methodology for the Voluntary Carbon Market
The first methodology for Portugal's Voluntary Carbon Market, focused on forestry projects, is under public consultation with a launch expected in the second half of 2025.
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Permitting 3 min read
Scope Definition Proposal (PDA): Who Must Submit It?
Decree-Law 99/2024 made the Scope Definition Proposal mandatory before the EIA for renewable energy, storage, and associated infrastructure projects.
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Energy Storage 6 min read
Government Backs 41 Energy Storage Projects with €100 Million
The Government announced the results of a €100 million public tender that will fund 41 energy storage projects, under the PRR and PNEC 2030 targets.
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Offshore Wind 4 min read
Rules for the First Offshore Wind Auction Set for October
The government set 19 October 2025 as the deadline to define the rules for Portugal's first offshore wind auction, aiming to install 2 GW by 2030.
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Permitting 4 min read
Digital One-Stop Shop for Renewable Energy Permitting
EMER 2030 is preparing a single digital one-stop shop to centralise renewable-energy permitting, with first features expected by the end of 2025.
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Nature Conservation 5 min read
Alvão Natural Park: What to Visit
Created in 1983 and now also part of the Alvão/Marão Special Conservation Area, Alvão Natural Park protects the Iberian wolf, the otter, and landscapes such as the Fisgas de Ermelo waterfall.
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Hydrogen 5 min read
Green Hydrogen in Sines Only Starts in 2026
The main green hydrogen projects in Sines — from Galp, Neogreen Hydrogen and MadoquaPower2X — have had production start-up delayed to 2026, together totalling over €3 billion in investment.
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Nature Conservation 7 min read
Decree-Laws for Environmental Protection and Habitat Conservation: SACs
Special Areas of Conservation (SACs) are part of the Natura 2000 network and are governed by a recent set of decree-laws designating new protected areas in Portugal.
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Funding 4 min read
€1.3 Billion in New Investments for a Sustainable Future
The Fundo Ambiental 2025 will mobilise €1.3 billion for 170 strategic projects across eight public tenders.
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Energy Storage 5 min read
BESS Systems: How Energy Storage Is Revolutionising Renewables
BESS systems store surplus renewable energy and release it when needed, solving the intermittency problem.
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Permitting 4 min read
Requirements for the Environmental Licensing of Green Hydrogen in Portugal
Licensing green hydrogen projects in Portugal requires an environmental impact assessment (AIA), atmospheric emissions authorization under DL 127/2013, compliance with the Seveso III Directive given hydrogen's flammability, and water management under Law No. 58/2005.
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Permitting 7 min read
Comparing Environmental Licensing for Green Hydrogen and Other Energy Sources
How environmental licensing for green hydrogen compares with oil and gas, wind, solar and hydro power in Portugal under the RJAIA regime.
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Storage 4 min read
Order No. 1859/2025: Licensing Electricity Storage Installations
Order No. 1859/2025, published on 10 February 2025, standardises licensing procedures for electricity storage installations in Portugal.
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Climate Policy 4 min read
ApC: The First Agency Dedicated to Climate in Portugal
The Climate Agency is the first Portuguese entity dedicated exclusively to climate issues, targeting carbon neutrality by 2045.
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Storage 4 min read
What Is a BESS System? How Energy Storage Is Revolutionizing Renewables
BESS systems store surplus solar and wind energy to release it back to the grid when needed, becoming central to grid stability and power-sector decarbonisation.
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Offshore Wind 4 min read
Offshore Renewable Energy Allocation Plan (PAER) Approved
On 9 January 2025, the government approved the PAER, defining six zones along the Portuguese coast to reach 2 GW of offshore wind by 2030.
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Green Hydrogen 4 min read
LNEG-LCOH: Innovative Tool for Calculating Hydrogen Costs
LNEG launched a free calculator to estimate the Levelized Cost of Hydrogen across the entire value chain, from production to distribution.
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Energy Storage 4 min read
€100 Million for 43 Electricity Storage Projects
The Government will fund 43 electricity storage projects through the PRR, aiming to install at least 500 MW of capacity on the public grid.
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Renewables 3 min read
Decree-Law No. 116/2024 Extends Measures to Boost Renewable Energy Until 2026
Decree-Law No. 116/2024 extends until 2026 the exceptional administrative simplification measures for renewable energy projects, in line with REPowerEU.
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Sustainability 3 min read
APA’s Greenhouse Gas (GHG) Emissions Calculator
The APA’s tool lets individuals and organisations estimate their greenhouse gas emissions and plan how to reduce them.
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Biodiversity 5 min read
Cork Oaks and Holm Oaks: Some Interesting Facts
Cork oaks and holm oaks form the montado, legally protected in Portugal and recognised by UNESCO as a globally important agroforestry system.
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Permitting 5 min read
Decree-Law No. 99/2024: Changes to the Renewable Energy Regulatory Framework
Decree-Law No. 99/2024, published on 3 December 2024, introduces major changes to licensing deadlines, the energy storage regime and compensation to municipalities.
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Environment 4 min read
State of the Environment Report 2024
APA's REA 2024 analyses Portugal's environmental performance across eight domains, from GHG emissions to waste and public participation.
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Offshore Wind 4 min read
Launch of Portugal's First Offshore Wind Auction (2025)
Portugal is preparing its first offshore wind auction, aiming to install 2 GW by 2030, an estimated investment of €9 billion and the creation of thousands of jobs.
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Wind Energy 4 min read
Repowering Wind Farms in Portugal
Repowering replaces old turbines with more efficient technology, increasing output without occupying new land.
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Climate Change 4 min read
COP29: The 29th Conference on Climate Change
COP29 took place in Baku, Azerbaijan, from 11 to 22 November 2024, focusing on climate finance and laying the groundwork for COP30 in Belém.
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Biodiversity 4 min read
Native Forests vs. Production Forests: What Are the Differences and Benefits?
Native forests, such as oak and holm-oak groves, sustain biodiversity and climate regulation, while production forests — mainly eucalyptus and pine, with 7-to-12-year cutting cycles — drive the economy but require sustainable management.
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Renewables 4 min read
Norway to Launch a Tender for a Floating Offshore Wind Farm
Norway is preparing a tender for 1.5 GW of floating offshore wind capacity, a step toward its goal of 30 GW by 2040.
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Wind Energy 4 min read
Did You Know Portugal Has About 260 Wind Farms in 2024?
Portugal has about 260 wind farms and 5.5 GW installed, but more than half of that capacity is 15 to 20 years old.
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Opinion 3 min read
Nuclear Energy: From Hero to Villain — What Went Wrong?
An opinion piece on how nuclear energy went from a great energy promise to a controversial source, exploring three major obstacles: accidents like Chernobyl and Fukushima, radioactive waste management, and high costs compared to renewables.
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Renewables 3 min read
Portugal Renewable Energy Summit 2024
Organised by APREN, the Portugal Renewable Energy Summit 2024 was held in Lisbon on 4 and 5 November, bringing together industry leaders to discuss electricity market reform and the energy transition.
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Power Grid 4 min read
Saturation and Modernisation: The Challenges Facing the Portuguese Power Grid
Portugal's power grid faces saturation, ageing infrastructure and the need for digitalisation to keep up with the energy transition.
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Climate Policy 5 min read
World Climate Action Day: 24 October
World Climate Action Day, marked on 24 October, mobilises governments, businesses and citizens around concrete measures to cut emissions and curb global warming.
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Forests and Wildfires 6 min read
Environmental Impacts of Wildfires in Portugal
Wildfires in Portugal have significant impacts on biodiversity, soil, climate and water resources — and call for an integrated approach of prevention, forest management and restoration.
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Nature Conservation 6 min read
World Migratory Bird Day: The Routes Crossing Portugal
World Migratory Bird Day highlights the importance of the routes and habitats crossing Portugal, a strategic corridor between Europe and Africa.
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Climate Policy 5 min read
National Energy and Climate Plan 2030 (PNEC 2030)
PNEC 2030 sets Portugal's energy and climate targets through 2030, including 47% renewables in final consumption and a 45%-55% cut in GHG emissions versus 2005.
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Nature Conservation 5 min read
Ecological Corridors: Some Examples in Portugal
What ecological corridors are, the role they play in biodiversity conservation, and concrete examples that exist in Portugal.
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Storage 3 min read
Batteries and the Future of Portugal’s Electricity Grid
A EUR 100 million public tender for large-scale batteries received 76 applications, nearly three times the planned capacity.
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Funding 5 min read
Renewable Energy Communities: EUR 75M Financial Support Programme
The Portuguese government launched a EUR 75 million support programme to promote the creation of Renewable Energy Communities (CER) in Portugal.
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Sustainability 4 min read
Recycling Wind Turbine Blades: Challenges and Solutions
Wind turbine blades, made of fibreglass and resin composites, are hard to recycle; Siemens Gamesa and Vestas are leading new technological solutions.
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Land Use Planning 5 min read
Non-Agricultural Uses of Land within the National Agricultural Reserve
In which exceptional cases the National Agricultural Reserve (RAN) allows non-agricultural uses, and the legislation and procedures that regulate such requests in Portugal.
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Land Use Planning 4 min read
National Agricultural Reserve (RAN)
The RAN protects Portugal's most suitable agricultural land, restricting its use under specific legislation.
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Environmental Enforcement 4 min read
Reporting Portal for Agriculture, Sea and Environment Launched
IGAMAOT launched iFAMA, a single inspection and enforcement platform that centralises reports and coordinates the bodies responsible for agriculture, the sea and the environment in Portugal.
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Sustainability 5 min read
Recycling of Photovoltaic Panels
As solar panels reach the end of their 25-30 year lifespan, the EU's WEEE Directive regulates collection and recycling of materials like silicon, glass and silver.
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Legislation 4 min read
The RED III Directive Boosts Renewable Energy in Portugal
Directive (EU) 2023/2413 (RED III), in force since 20 November 2023, raises the EU's renewable energy target to at least 40% of gross final consumption by 2030, with direct impact on permitting simplification and renewable growth in Portugal.
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Biodiversity 5 min read
The Nature Restoration Law (NRL)
In June 2024, the EU Council formally approved the Nature Restoration Law, requiring Member States to restore at least 30% of degraded habitats by 2030, 60% by 2040 and 90% by 2050.
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Permitting 4 min read
APA and ICNF Clarify the Concept of "Deforestation" for EIA Purposes
The Portuguese Environment Agency and ICNF issued a joint order, dated 15 July 2024, clarifying the concept of "deforestation" for environmental impact assessment purposes.
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Permitting 4 min read
AIA Screening Request: How the Process Works
How the environmental impact assessment (AIA) screening request works and why it is a decisive step for developers.
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Permitting 6 min read
Prior Communication in the National Ecological Reserve (REN)
An overview of the REN regime, interventions subject to prior communication and the procedure’s main stages.
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Sustainability 6 min read
World Day to Combat Desertification and Drought
World Day to Combat Desertification and Drought, marked on 17 June, commemorates the UN Convention to Combat Desertification (UNCCD), adopted in 1994.
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Biomethane 4 min read
Renewable Gas Auction for Purchasing Hydrogen and Biomethane
The European Commission approved €140 million in state aid for the Portuguese centralised purchase auction of renewable hydrogen and biomethane, launched in May 2024 with ERSE approval.
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Sustainability 4 min read
World Oceans Day
The oceans cover about 71% of the Earth's surface and produce roughly half of the oxygen we breathe. World Oceans Day, on June 8, was recognized by the UN in 2008, with the 2024 theme catalyzing action for our ocean and climate.
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Sustainability 3 min read
World Environment Day
June 5 marks World Environment Day, established by the UN in 1972 at the Stockholm Conference. The 2024 theme, hosted by Saudi Arabia, focuses on land restoration and resilience to drought and desertification.
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Renewable Energy 4 min read
Offshore Wind Energy: The WindFloat Project and Offshore Auctions
EDP's WindFloat installed off Viana do Castelo the first floating wind turbine connected to the grid in deep water, in 2011. Portugal's first offshore wind auction, initially expected by the end of 2023, had an estimated kick-off of June 2024.
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Nature Conservation 6 min read
Nature Conservation: The National Network of Protected Areas (RNAP)
What Portugal's National Network of Protected Areas is, which categories it covers, and the legislation that governs it.
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Land Use Planning 5 min read
Land Management Instruments: RAN and REN
The National Agricultural Reserve (RAN) and the National Ecological Reserve (REN) are two key legal instruments protecting, respectively, agricultural land and environmentally sensitive areas in Portugal.
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Renewable Energy 4 min read
Which Renewable Energy Sources Are Least Polluting and Most Efficient
Solar, wind, hydro and geothermal stand out as the least polluting renewable sources, with wind generally regarded as the most efficient.
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Renewable Energy 3 min read
The Most Used Sustainable Energy Sources in Portugal
Wind, solar PV, hydro and biomass lead Portugal's renewable electricity mix, according to APREN data.
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Renewable Energy 6 min read
The Most Used Sustainable Energy Sources Worldwide
Hydropower leads global renewable capacity, followed by wind and solar, with China as the top producer across several technologies.
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Renewables 4 min read
What Are Renewable Energies?
A guide to the main renewable energy sources — solar, wind, geothermal, hydro, ocean and biomass — and how they differ from fossil fuels.
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Permitting 3 min read
Regulation of Power Plant Reequipment: An Analysis of Decree-Law 15/2022
Decree-Law 15/2022 allows up to a 20% increase in injection capacity for reequipment projects, with distinct EIA-triggering rules for solar and wind.
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Renewables 2 min read
The State of Renewable Energy in Portugal via the e2p Portal
APREN and INEGI have relaunched the e2p – Energias Endógenas de Portugal portal, gathering data on every renewable power plant in the country.
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Permitting 2 min read
Decree-Law No. 11/2023: Changes and Simplifications to RJAIA Environmental Licensing Procedures
The "environmental simplex" eliminates redundant licences and procedures, simplifies AIA deadlines, and creates the Single Environmental Report.
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Permitting 3 min read
Changes and Updates to Environmental Impact Assessment Procedures under Decree-Law 11/2023
Decree-Law No. 11/2023 reduces the cases requiring case-by-case analysis under Environmental Impact Assessment.
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Permitting 2 min read
APREN's Licensing Guide for Onshore Renewable Projects
APREN, together with APA and DGEG, launched a guide consolidating the licensing procedures for onshore renewable projects in Portugal, initially focused on wind and solar.
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Permitting 3 min read
Changes to the EIA Regime: Simplifying Administrative Procedures under Decree-Law 11/2023
Decree-Law No. 11/2023 eliminates redundant administrative procedures after a favourable Environmental Impact Decision.
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Offshore Wind 3 min read
PAER: Public Consultation Opens the Door to 10 GW of Offshore Wind Capacity
The updated Plan for the Allocation of Offshore Renewable Energy Exploration (PAER) was open for public consultation until December 2023 and identifies areas with potential for 10 GW.
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