Mass. Secretary of Energy and Environmental Affairs Bethany Card adopted state emissions limits of 33% below 1990 levels of emissions by 2025 and 50% by 2030.

The “dragonscale” solar shingles that power Google’s massive campus in Silicon Valley will soon produce power on the rooftop of a multifamily building in D.C.

Massachusetts has published proposed code language for its new net-zero building performance standards.

A California study examines what it will take to encourage residents — and builders — to adopt heat pump appliances.

The Energy Department proposed much higher efficiency standards for home furnaces, the first significant federal update to furnace rules in 35 years.

The team behind the Net Zero Tracker has released its first global stocktake since completing a baseline quantitative analysis last year.

The California Air Resources Board’s draft climate change scoping plan faces criticism from environmentalists, fire victims and editorial pages.

Bills headed to New York Gov. Kathy Hochul would put the state’s climate law into decision-making for crypto mining and building heating and cooling.

Supporters of an all-electric buildings bill in New York are pushing state and legislative leaders to pass the bill before the legislature adjourns.

N.J. residents that drive EVs, embrace energy efficiency and convert to electric heating could pay hundreds of dollars a year less in energy bills in 2030.