Ryan Kennedy
US repeals greenhouse gas endangerment ruling
The US Environmental Protection Agency (EPA) has repealed the 2009 Endangerment Finding that classified greenhouse gases as a threat to public health, removing the legal basis used to regulate carbon emissions under the Clean Air Act.
High-voltage DC design targets AI data center costs
A white paper from Enteligent says an 800V direct current architecture linking solar and storage directly to data centers can cut capital costs, reduce copper use and improve efficiency compared with conventional alternating current systems.
US government withdraws defense of solar tariff pause
The US Department of Justice (DoJ) has withdrawn from defending the executive order that paused certain tariffs on imported solar components, leaving private industry groups and companies to continue the appeal. The withdrawal increases legal uncertainty over potential retroactive duties tied to imports from Cambodia, Malaysia, Thailand, and Vietnam.
RE+ Northeast 2026: Evolving solar and storage integration
Industry leaders convened in Boston to tackle grid modernization and accelerate the region’s renewable energy goals.
US solar capacity overtakes wind
Solar has become the largest renewable source of installed power capacity in the United States, surpassing wind after 27 consecutive months as the leading source of new grid additions, according to the Federal Energy Regulatory Commission (FERC).
U.S.-India trade deal reduces solar tariffs
Tariff reductions under the new U.S.-India trade agreement lower import costs for solar modules and energy storage components. Reciprocal tariffs were effectively reduced from 50% to 18%.
Enphase Energy cuts about 6% of workforce
Enphase Energy said it is cutting around 6% of its global workforce, affecting about 160 employees, as the company prepares for lower near-term demand following the expiration of the United States federal residential solar tax credit and moves to reduce costs through restructuring and automation.
Uncertainty looms as U.S. solar PPA prices climb for second straight quarter
A report from LevelTen Energy finds solar PPA prices in North America rose 3.2% in Q4 2025, marking a nearly 9% year-over-year increase as developers and buyers navigate a complex “post-OBBBA” regulatory environment.
US firefighters favor microinverter-based rooftop solar for safety
Survey data from the US-based Solar and Fire Education training program show that 98% of participating firefighters would recommend microinverter-based rooftop solar systems, citing safety advantages linked to all-AC system design.
A closer look at Tesla’s new residential solar panels
The new Tesla Solar Panel and mounting system pairs with the company’s inverter, Powerwall battery, EV charging and vehicles, creating an all-Tesla residential solar offering for the first time.
