An curved arrow pointing right. As expected, Leonardo DiCaprio won his first Oscar ever for "The Revenant." Instead of talking about himself, he used his speech to address climate change.

An curved arrow pointing right. Leonardo DiCaprio gave an impassioned speech about climate change to hundreds of world leaders Friday. The group was assembled by the United Nations to sign the ...

and climate change. The Leonardo DiCaprio Foundation supports over 35 innovative conservation projects around the world that protect fragile ecosystems and key species. Mr. DiCaprio also serves on ...