Diane Sawyer interviewed Al Gore today on Good Morning America and put the former Vice President on the hot seat a couple times with her line of questioning. And guess who made a special appearance?

Al Gore, the former vice president of the United States and leading environmental campaigner, says that market forces will play the pre-eminent role in the fight to combat climate change in an ...

Emma Watson’s outfit is green in more ways than one. The actress and activist, 31, sported a midriff-baring skirt and shirt set while attending the Climate Reality event hosted by Al Gore in Edinburgh ...