We come from different nations and generations, but we’re allies in the climate fight. Here’s why we’re optimistic.

We face big challenges, but we’re not demoralized

Millions of young people around the world strike for action to stem climate change

The strikes come three days before world leaders are set to gather at the United Nations on Monday for a much-anticipated climate summit

After two weeks at sea, climate activist Greta Thunberg makes landfall

The 16-year-old said the journey, which did not produce any carbon, was ‘overwhelming’

Most of us are hypocrites on climate change. Maybe that’s not as bad as you might think.

Hypocrisy in well-meaning people may be the lag time between belief and action

Climate change makes me anxious. Will Puerto Rico, my homeland, survive future severe storms?

Puerto Rico has withstood many hurricanes, but Hurricane Maria laid bare a crumbling infrastructure

Meet 4 teen eco-activists hustling to save the planet — and the moms who make their work possible

‘She is my manager, agent and chauffeur. She’s always been by my side,’ one 16-year-old says of her mom

Trump’s U.N. nominee publicly breaks with him on climate change

Kelly Knight Craft sat for her Senate confirmation hearing Wednesday

As Al Gore nears the end of his quest to save the Earth, Nina Barrett is just getting started

The 24-year-old left Gore’s climate leadership training feeling blessed, ecstatic and charged by a movement that needed her immediately

Thousands of students worldwide take to the streets to protest climate inaction

Organizers on Friday said they were expecting demonstrations in at least 112 countries, in more than 1,700 locations

Here’s what happened when students debated Sen. Dianne Feinstein over the ‘Green New Deal’

‘I know what I’m doing,’ the senator told the schoolchildren