The governors of Maryland, Virginia and North Carolina launched a new regional collaborative this week to promote offshore wind in their states, despite a ban by President Trump that could affect those efforts.

A $1 billion power line seen as central to New England's energy future is embroiled in a new lawsuit over its environmental impacts, weeks after its developer accused a rival company of unfair practices.

Recycling more paper won't do much to lower greenhouse gas emissions and might even raise them — unless global recyclers switch to renewable electricity, according to a new study.

A U.S. trade court has thwarted President Trump's attempt to enact new solar tariffs, throwing the issue into limbo until after the election.

Alleged human rights abuses in China's autonomous region of Xinjiang could slow expansion of the U.S. solar industry, analysts say.