The billionaire's portfolio includes millions of shares of companies contributing to the climate crisis.
A sleepy South Texas town is facing environmental destruction as a citizen-funded wall gets erected.
The beef industry is destroying the rainforest. The sustainable rubber industry might be part of saving it.
Under rapidly approaching deadlines to keep global warming to a tolerable level, too many world leaders seem unable or unwilling to act.
Activists blocked the streets of Washington as Greta Thunberg issued an ultimatum to world leaders at the UN.
After a day of angry, passionate rallies, United Nations officials had a message for young protesters: We hear you.
Your company is probably contributing to climate change. Here's how to demand it do something about that.
The hurricane survivors barred from coming to Florida won't be the last desperate people the government turns away.
Even if you're feeling powerless, there are things you can do to make a difference.
Standouts included Elizabeth Warren, Bernie Sanders and... Marianne Williamson?
Three judges will determine whether the landmark lawsuit will fizzle out or lead to a history-making trial.