The de facto assumption of climate change policy is that the world must limit the increase in global temperatures to 3.6 degrees Fahrenheit (2 degrees Celsius) above pre-Industrial levels, or risk hitting a tipping point where the impact becomes irreversible.
This undated handout photo provided by NASA shows the Thwaites Glacier in West Antarctic. (AP Photo/NASA)
It’s one of the most important questions on the planet: How much are the seas ultimately going to rise, thanks to what we’re doing to the atmosphere with all our cars and power plants? Scientists are still struggling to find a clear answer to it...
A "king tide" leaves parts of Sausalito, Calif., flooded in 2010. Disagreement over the impact of ice-sheet melting on sea-level rise has led the Intergovernmental Panel on Climate Change to omit their influence - and thus underestimate sea-level rise - in recent reports, a pattern the panel repeats with other key findings. Photo by Yanna B./flickr. Dec. 6, 2012
IPCC predictions: Then versus now
Photo by Pete Souza/The White House.
Pope Francis went to the White House this week and got really real about the future of planet Earth.Read more
China plans to implement a cap-and-trade system in 2017 as part of measures aimed to address climate change working with US and others
New analysis of the effects of melting permafrost in the Arctic points to $43 trillion in extra economic damage by the end of the next century, on top of the more than the $300 trillion economic damage already predicted.
President Barack Obama and first lady Michelle Obama welcome Pope Francis during an official welcoming ceremony at the White House Wednesday. Photo by Kevin Lamarque/Reuters
WASHINGTON — Jumping into the issues of the day, Pope Francis opened his visit to the United States with a strong call Wednesday for action to combat climate change, calling it a problem that “can no longer be left to a future generation.” President Barack Obama, in turn, hailed the pontiff as a moral force who is “shaking us out of our complacency” with reminders to care for the poor and the planet.Read more