In an emotional speech at the United Nations during the Climate Action Summit on Monday, the 16-year-old Swedish climate activist Greta Thunberg appealed to world leaders about the grave need to stop ...

Climate activist Greta Thunberg has doubled down on her criticism that world and business leaders aren't taking the threat of global warming seriously. At a panel of the World Economic Forum she ...

Greta Thunberg has been mobbed by climate change activists as she joined a protest in London. The teenage activist met campaigners outside the Standard Chartered headquarters as they lobbied against ...

More than a dozen children sound the alarm on the state of our climate. One by one more than a dozen children addressed a room full of adults Monday morning, sounding the alarm on the state of climate ...

Climate activist Greta Thunberg has compiled a handbook for tackling the world’s interconnected environmental crises, with contributions from leading scientists and writers. Publisher Penguin Random ...

NEW YORK -- She stepped onto the biggest of global stages to face the most diverse of audiences, and she made it count. "How dare you?" she kept saying to some of the world's most powerful people.

They were dyeing for attention. Climate activist Greta Thunberg and dozens of members of the radical Extinction Rebellion group earned a temporary ban from Venice after pouring dye into its iconic ...