President Obama delivers remarks at COP21 in Paris on the global community's need to address the threat of climate change. November 30, 2015.

An effort to restore mangroves is underway in Mexico's Yucatan peninsula with a group of women working to restore a vital ecosystem under threat from development and climate change.

Countries from around the world will meet in a few weeks to try to reach agreement on limiting greenhouse gasses. Previous climate summits have been fraught with disagreement. Will the Paris meeting produce results? Jeffrey Brown speaks to UN climate chief Christiana Figueres about what to expect.

The World is Watching Cities, Now More than Ever
COP21 brought cities into the spotlight. C40 is proud to help shine that light a little brighter. Because cities and mayors are acting now, and we're right beside them as they become necessary leaders in this vital cause.Watch the mayors of Bogotá, C

Hundreds of thousands of demonstrators from around the world united to urge policy makers to take action on climate change ahead of an upcoming meeting at the United Nation on September 23, 2014.

16 climate activists teens and children are petitioning the United Nations with claims that the boy is violating children's rights by not taking action on climate change and global warming. Global climate strike leader Greta Thunberg is among the activists taking climate action against the UN. Thunb...

United Nations - Statement by Mr. Leonardo DiCaprio, UN Messenger of Peace with a special focus on climate change, at the opening of the Climate Summit 2014.

Produced by the International Geosphere-Biosphere Programme and Globaia and funded by the UN Foundation. The data visualization summarises and visualizes several of the most significant statements in the Intergovernmental Panel on Climate Change's (IPCC) recent Fifth Assessment Report, (Working Gro...

“If we want to leave our children, grandchildren and future generations a healthy planet, we’ve got to respond now to the challenge of climate change. “ – Robert Redford. From every part of our world, in our own way, we can do something to act on climate. But we need our world leaders to do the s

IPCC Fifth Assessment Report - Working Group II - Climate Change 2014: Impacts, Adaptation, and Vulnerability.