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CleanTechnica is the #1 site in the US for cleantech news & commentary. We focus on solar energy, wind energy, electric cars, and other clean technologies.
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News
ARES??? Nevada Demonstrator Shows Why Rail Gravity Storage Is A Train Wreck
8+ hour, 27+ min ago (946+ words) Michael Barnard is Chief Strategist at TFIE Strategy and publisher of Michael Barnard’s TFIE Strategy Briefing at briefing.tfie.io. He works with investors, infrastructure strategists, NGOs, startups, policymakers, and public-interest organizations on reality-based decarbonization strategy, investment-thesis testing, technology diligence,…...
Could Jackery EnergyGuard Max Lead A Shift To Large Capacity Home Batteries?
3+ day, 8+ hour ago (252+ words) The battery itself has a nominal capacity of 104 kWh and an operating voltage of 332.8 V. As the LFP battery is liquid cooled, like most EVs, it should also hold up well under repeated high-current charging and discharging. Also, like most EVs,…...
Energy Vault Scaled Gravity Storage. The Battery Benchmark Is Brutal.
4+ day, 8+ hour ago (743+ words) Michael Barnard is Chief Strategist at TFIE Strategy and publisher of Michael Barnard’s TFIE Strategy Briefing at briefing.tfie.io. He works with investors, infrastructure strategists, NGOs, startups, policymakers, and public-interest organizations on reality-based decarbonization strategy, investment-thesis testing, technology diligence,…...
Hydrogen Learning Curves Are Counting The Wrong Doublings
1+ week, 1+ day ago (1021+ words) Michael Barnard is Chief Strategist at TFIE Strategy and publisher of Michael Barnard’s TFIE Strategy Briefing at briefing.tfie.io. He works with investors, infrastructure strategists, NGOs, startups, policymakers, and public-interest organizations on reality-based decarbonization strategy, investment-thesis testing, technology diligence,…...
Why Tough Methane Cuts Are Crucial For Keeping Warming "Well Below" 2??C
1+ week, 3+ day ago (1056+ words) Methane is a powerful greenhouse gas and the second-largest contributor to global warming after carbon dioxide (CO2). Methane traps heat in the atmosphere more efficiently than CO2, but has a significantly shorter lifespan, fading after just a few decades. Therefore, reducing emissions…...
Analysis: China???s CO2 Emissions Fall in Q2 2026 Due to Plummeting Oil Use
1+ week, 3+ day ago (1726+ words) China’s carbon dioxide (CO2) emissions fell by 1% in the second quarter of 2026, as oil consumption plummeted amid the strait of Hormuz crisis. The country’s use of oil fell by 9% overall and by 16% for transport, after the disruptions to supply from the…...
Trump Twiddles Thumbs While Balcony Solar Takes Over US
1+ week, 3+ day ago (550+ words) Balcony solar is shorthand for plug-and-play solar kits that can be hung or placed anywhere sunlight is available, including fencing and patios as well as balconies. Unlike rooftop solar systems, balcony solar kits can simply be unplugged and transported whenever…...
Hydrogen Gets Far More Attention Than Its Deployment Justifies
1+ week, 6+ day ago (836+ words) Michael Barnard is Chief Strategist at TFIE Strategy and publisher of Michael Barnard’s TFIE Strategy Briefing at briefing.tfie.io. He works with investors, infrastructure strategists, NGOs, startups, policymakers, and public-interest organizations on reality-based decarbonization strategy, investment-thesis testing, technology diligence,…...
Photovoltaic Windows Have Been Heating Water in a Bucharest Apartment for Two Years
2+ week, 4+ day ago (1492+ words) For people living in apartment buildings, using solar energy is not as straightforward as it is for homeowners who have access to their own roofs. Millions of apartment residents have no usable roof area of their own. In many cases,…...
Government Clown Finally Admits Energy Storage Exists
3+ week, 2+ day ago (837+ words) Almost exactly one year ago today, US Interior Secretary Doug Burgum told television audiences that energy storage is not a thing that exists. Perhaps he fooled some members of the viewing public, perhaps not. Be that as it may, earlier…...