I joined Greenpeace on the high seas at the end of their year-long project to abolish a severe threat to our oceans.
Activists are scrambling to deal with the pandemic while trying to make sure no one forgets about global warming.
The Sanders campaign could use this opportunity to transform into a pandemic-fighting, world-changing social movement.
A second Trump administration wouldn't just let energy companies run wild, it would encourage other countries to abandon the fight to cut emissions.
A conservative crusade centered on bathrooms and dishwashers has sabotaged one of the government's most effective tools for fighting climate change.
New high-resolution satellites, AIs, and data tools are going to let us study Earth, and ourselves, in greater detail than ever before. That's going to come with "unthinkable" problems.