Fridays for Future: Can they keep the pressure up?

The teenage climate activist and the leader of the world's Catholics agree that the world needs to fight climate change. Pope Francis gave his blessing for Thunberg's fight for the climate.

A top climate summit organized by Arnold Schwarzenegger's environmental organization has opened in Vienna. Swedish youth activist Greta Thunberg spoke at the opening of a failure by the leaders in attendance to act.

Leah Namugerwa is 14 years old and has been wrestling with fears over climate change since seeing scenes of landslides in Uganda on television a few years ago. Now, she's decided to take action.

While on her way to a UN climate conference, 16-year-old climate activist Greta Thunberg stopped in western Germany to stand with activists at the Hambach Forest. The woods have been threatened by a nearby lignite mine.

No toilet, no shower, a hammock; non-sailor Swedish climate activist Greta Thunberg is about to begin her trans-Atlantic yacht trip from Plymouth. She’ll spend two noisy weeks on the waves instead of 8 hours flying.

The activist made the 14-day carbon-free journey on a yacht featuring solar panels and electricity-producing turbines. She has called for action to reverse climate change and had a message for President Trump.

The Swedish climate activist joined protesters in Washington after arriving in the US by yacht. The US president is a known climate skeptic who has been rolling back environmental regulations in the country.

Speaking to the US Congress, the teenage climate activist has urged lawmakers to take action on the "existential crisis" of climate change. Thunberg criticized the US for being the "biggest carbon polluter" in history.

The climate summit came just a day after millions of people took to the streets across the world as part of the Global Climate Strike. Thunberg hit out at older generations for doing little to curb carbon emissions.

In the Fridays for Movement weekly protest, the Canadian city of Montreal led the way, with half a million children and adults taking part. Millions more across the globe joined in.

Meet Lilly, Thailand's answer to Greta Thunberg

A British scientist has named a species of beetle after teen climate activist Greta Thunberg. The scientist previously named a member of the tiny species after naturalist David Attenborough.