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At the vast Khavda renewable park in Gujarat, India commissioned 3.37 GWh of battery storage by May 2026 — described as the world's largest single-location battery deployment outside China. Built in about 10 months, it can supply nearly a million homes for a day and firms up the park's solar and wind output.
On May 7, 2026, the energy company Axpo inaugurated the Vilecha solar complex in León province, Spain — four photovoltaic plants totalling 200 MWp with 365,000 modules. It is expected to generate more than 377 GWh of clean electricity a year, enough for around 100,000 people, while avoiding roughly 75,000 tonnes of CO2.
Eavor Technologies won the top prize at the 2026 CleanTech Breakthrough Awards for Eavor-Loop, the world's first scalable closed-loop geothermal system that provides baseload power without water resupply.
For the first time on record, renewable energy generated more electricity globally than coal, contributing 34.3% of all electricity versus coal's 33.1%, with solar alone covering 83% of the rise in demand.
Chinese solar manufacturer LONGi reached 34.85% conversion efficiency on a perovskite-silicon tandem cell, certified by the U.S. National Renewable Energy Laboratory — a milestone underscored by the IEA's State of Energy Innovation 2026.
Japanese researchers have achieved 130% effective efficiency in solar panels by harvesting heat energy that traditional panels waste, potentially transforming renewable energy economics.
The world added a record 814 gigawatts of new wind and solar capacity in 2025, up 17% from 2024, as the renewable energy transition accelerates far faster than most experts predicted.
Despite rising emissions, 2025 delivered tangible environmental victories: renewable energy capacity surged to record levels, endangered green sea turtles hit milestone recovery numbers, and tiger populations grew across Asia, reports the BBC.
Costa Rica has set a new national record of 300 consecutive days generating all its electricity from renewable sources, primarily hydropower, wind, and geothermal, surpassing its previous record by over two months.
The U.S. installed a record 18.9 gigawatts of battery energy storage in 2025, a 52% jump over 2024, according to the American Clean Power Association and Wood Mackenzie. Residential storage alone nearly doubled. Cheaper batteries paired with renewables are reshaping how the grid stores and delivers clean power.
Clean power generated more electricity than fossil fuels in the EU in 2025. Wind and solar hit 30.1% vs fossil fuels at 29.0%. China and India both reduced coal generation simultaneously for the first time since 1973.
Hybrid perovskite-silicon solar cells have reached power conversion efficiencies over 34%, far surpassing conventional silicon panels at 24%. The first commercial versions are expected to reach the market in 2026.
The journal Science named the global renewable energy surge its 2025 Breakthrough of the Year. For the first time, renewables surpassed coal as a source of electricity worldwide, with solar and wind growing fast enough to cover the entire increase in global electricity demand in the first half of the year.
Portugal generated 80.7 percent of its electricity from renewable sources in January 2026, ranking second in Europe behind Norway's 96.3 percent. The achievement demonstrates that large-scale renewable energy transition is achievable for Southern European nations and validates Portugal's aggressive clean energy investment strategy.
A staggering 80.7% of Portugal's electricity in January 2026 came from renewable sources, placing the country second in Europe for clean energy generation — a remarkable achievement for the Iberian nation.
Portugal has surged to the top of the EU renewable energy leaderboard, with a staggering 80.7% of its electricity in January 2026 coming from renewable sources — the country's best result in nine months and a powerful demonstration of what the clean energy transition looks like in practice.
Portugal generated 80.7% of its electricity from renewable sources in January 2026, topping the EU leaderboard and saving an estimated €703 million compared to natural gas production.
Energy companies are repurposing retired wind turbine blades into sustainable tiny homes, addressing both the renewable energy waste problem and the housing crisis.
Renewable energy sources now generate 35% of global electricity, a new record that puts the world on track to meet key climate goals.
Solar energy was confirmed as the fastest growing source of electricity in history in 2025, growing from 1% to 9% of global electricity in just a decade. Combined with wind, renewables overtook coal as the world's leading electricity source for the first time.
China's National Energy Administration reported that renewable energy made up over 60% of the country's total installed power capacity in 2025. The world's largest energy consumer added more than 430 gigawatts of new wind and solar in a single year, pushing renewable capacity above 1,800 gigawatts.
Finnish startup TheStorage commissioned its first industrial-scale sand-based thermal battery at a brewery, storing renewable electricity as heat up to 800C and aiming to cut industrial energy costs and emissions sharply.
A US judge has upheld the right to build offshore wind farms for the fifth time, ensuring the continued growth of renewable energy despite legal challenges.
Europe has reached a significant energy tipping point, with renewable sources now generating more power than ever and accelerating the transition away from fossil fuels.
Science Magazine declared the unstoppable rise of renewable energy as 2025's Breakthrough of the Year, with China installing record-breaking solar and wind capacity.
For the first time, renewable sources generated a third of the world's electricity in 2025, with solar and wind leading an accelerating energy transition.
Fervo Energy closed a $462 million funding round, led by B Capital and joined by Google, to complete Cape Station in Utah, set to deliver clean, around-the-clock geothermal power starting in 2026.
Fervo Energy raised $462 million to complete Cape Station in Utah, set to be the world's largest next-generation geothermal project. Its first 100 megawatts of round-the-clock, carbon-free power are due online in 2026, scaling to 500 megawatts by 2028 — a major step for "always-on" clean energy.
Eavor's Geretsried project in Bavaria became the first closed-loop geothermal system to deliver electricity to a commercial grid, using sealed wells that draw heat from hot rock almost anywhere, without fracking or water use.
Australia announced it will provide at least three hours of free solar-generated electricity per day to all households — even those without solar panels — thanks to massive renewable energy capacity.
Northwestern University researchers transformed an industrial waste product into a battery for storing sustainable energy, opening the door for redox flow battery technology.
All 411 buildings owned by the City of Chicago now run on renewable energy or offset emissions, powered largely by the largest solar farm east of the Mississippi.
A Stanford study found that firebricks heated via renewable electricity could replace 90% of fossil fuels burned by heavy industry for heat, named among top innovations of 2024.
