‘Support’, a new sculpture by world renowned artist Lorenzo Quinn, was created to coincide with the opening of this year’s Venice Biennale International Art Exhibition. It is one of many art projects drawing attention to the impacts of climate change ahead of COP23, the upcoming UN Climate Change Co

President Barack Obama addressed the United Nations on climate change at the UN Climate Change Summit on September 23, 2014 in New York.

Venice has battled rising water levels since the fifth century. But today, the water seems to be winning. Several factors, both natural and man-made, cause Venice to flood about 100 times a year — usually from October until late winter — a phenomenon called the acqua alta.

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.

A United Nations report warns that climate change and global warming are threatening the world's food supply. CNN's Bill Weir travels to Iowa to see how some American farmer's unusual and innovative measures to continue to grow food as they grapple with lower crop yields.

United Nations chief Antonio Guterres says a major new report on climate change is a "survival guide for humanity". Clean energy and technology can be exploited to avoid the growing climate disaster, the report says. But at a meeting in Switzerland to agree their findings, climate scientists warne...

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.

There is overwhelming evidence that humans are experiencing the effects of climate change, says a new report. Unless serious action is taken, this is likely to get worse, with growing risks of floods, food shortages, and threats to human health, warns the United Nation's Intergovernmental Panel on C...

In this video, FlackCheck.org reviews some of the false and misleading claims about climate change that we have written about for FactCheck.org’s SciCheck feature. The topics covered include: “global cooling,” glacier growth in Alaska, the impact of human activity on climate change, the connection b