L.A. had planned to take substantially less from the iconic Eastern Sierra lake this winter. The decision is a blow to ...

A new study says the number of polar bears in western Hudson Bay has been cut in half over the past four decades.

Brazilian President Luiz Inacio Lula da Silva said Thursday that if US counterpart Donald Trump hiked tariffs on Brazilian ...

Trump has scoffed at the dire warnings of scientists and declared his enthusiasm for burning the coal, oil and gas that is overheating Earth.