California and Texas get most of the attention when it comes to clean energy in America, but Nevada is quietly challenging ...

Hand in hand with brilliant foliage, fall delivers the first signs of winter to much of the United States — but the seasons are changing, and not as they normally ...

Young climate activists and their attorneys who won a landmark global warming trial against the state of Montana are ...

Nearly 200 shipping companies said Monday they want the world’s largest maritime nations to adopt regulations that include ...