Geo Green Power launches referral incentive programmes UK renewable energy system provider, Geo Green Power, has announced it is to launch a new, multi-tier incentive programme that can see existing customers and partners get paid hundreds of pounds, if they successfully refer another household or business for a new solar, battery or heat pump installation. | Spain EdgeMode enters new JV with Ibersun Generación for Spanish BESS Platforms Global energy and AI data centre infrastructure company EdgeMode has announced an agreement to acquire 51 percent of the share capital of Ibersun Generación, S.L., securing majority control to launch a large-scale Battery Energy Storage System (BESS) platform in Spain. | Biofuels | Firefly Forges Partnership with Altaca to Decarbonize Aviation Firefly, the sustainable aviation fuel innovator, has signed a partnership deal with Turkish engineering firm Altaca, providing key technology for the firm’s planned UK facility. The Bristol-based developer—which uses treated human sewage as a feedstock—now possesses all the necessary components to scale production and lead the effort to decarbonize the aviation industry. | Biogas BiofuelAi Wins £1M Manchester Prize to Accelerate UK Green Energy Transition Electric/Hybrid Volteum raises 2.5 million euros to build the operating system for EV and mixed vehicle fleets Paua opens access to Tilbury truck charging hub for UK fleets Evelyn Long | Are Severe Storms Sabotaging Your Home’s Sustainability Efforts? As severe storms become increasingly frequent due to climate change, significant challenges arise to home sustainability efforts. These storms can damage eco-friendly homes, disrupt energy sources and undermine eco-friendly practices. These concerns make understanding the relationship between severe weather and home sustainability even more pressing nowadays. | Geothermal | The Geysers Geothermal Complex Completes 25-Megawatt Expansion Project Calpine, a business unit of Constellation, has announced the completion of a 25-MW expansion project at The Geysers geothermal complex located in Sonoma County, California. The addition builds on Calpine's continued investments in The Geysers to support California's renewable energy goals and follows the completion of a 38 MW energy storage system at the site in 2024. The new capacity will generate enough electricity to power over 25,000 homes each year. | UK scientists reveal clean energy source from flooded coalmines Interviews | Enabling The Hydrogen Economy: An interview with H2MOF Product Market Specialist, Maria Chiara Mignani H2MOF is an American company founded by Nobel laureates Sir Fraser Stoddart and Omar Yaghi. Based in Irvine, California, the company’s aim is to address the high costs for hydrogen, primarily by establishing safe and efficient storage and transportation, via a solid-state hydrogen storage solution that works at ambient temperature and low pressure (20 to 100 bar). REM talked to the company’s Product Market Specialist, Maria Chiara Mignani, to find out more. | Ocean Energy Panorama PV | Solar Overtakes Coal in US Electricity For First Month on Record Solar overtook coal generation in the US electricity mix for the first month on record in May 2026, according to official monthly and preliminary hourly generation data analysed by global energy think tank Ember. Solar supplied a record 12.8% of US electricity, while coal fell to 12.2%, its fourth-lowest monthly share ever. | Trinasolar launches Vertex N Shield module in North America Array Technologies surpasses 100 GW milestone across more than 30 countries worldwide Storage | CATL Launches World’s Largest Energy Storage Testbed CATL's Xiamen Energy Storage Validation Research Institute (ESVL), the world's largest and most comprehensive one-stop testing and validation platform in the industry, officially commenced operations on May 28th, marking a major step into the era of real-world validation for the industry. | Chile Grenergy inaugurates Elena, largest battery plant in the Americas, with capacity of 3.5 GWh Wind Italy GreenGo announces authorisation for 12 MW ‘La Motta’ wind farm in the province of Foggia, Italy Octopus Energy’s new ‘Collective’ wind turbine sells out in record time Agenda The smarter E South America World Electric Heating Industry Exhibition 2026 |