The world is using water at a faster rate than ever and no one really knows for sure how much is left.
The President explains that new Coast Guard graduates will have to factor in the effects of global warming to their plans and operations.
A study found that fjords are capable of burying up to 18 million tons of organic carbon, and as a result, they can play an important role in regulating climate change.
The report insists that governments must take action to cut rising greenhouse gas emissions.
Researchers use analysis of new ice core in West Antarctica to document 18 abrupt climate events during the past 68,000 years.
The Heartland Group, a conservative American pressure group, say it would be a grave mistake for Pope Francis to put moral authority behind scientists on climate change issue.
A 60-page report put together by the World Wildlife Fund states that if oceans were a nation, the gross domestic product value would be $24 trillion, sitting in seventh place, just behind that of Great Britain.
Philippine climate change commissioner Yeb Sano announced on Earth Day that he will be traveling to climate change hotspots around the globe in an effort to press delegates to reach a binding and universal agreement concerning climate change.
Western Canadian power supplies, water supplies,
While single celled organisms may recover relatively quickly, it could take thousands of years for complex ecosystems to recover from global warming.