Esrl.noaa.gov

“The IPCC indicated in its fourth assessment report that achieving a 2 C target would mean stabilizing greenhouse gas concentrations in the atmosphere at around 445 to 490 ppm CO2 equivalent or lower. Higher levels would substantially increase the risks...

  Rising Temperatures Challenge Salt Lake City’s Water Supply Dell Creek in Parley’s Canyon, is a source of water for Salt Lake City. A new study shows how climate change is likely to affect the various creeks and streams that help...

Tornado season has started quietly this year, continuing a trend that began in 2012. Through March 31, the United States had only 70 reported tornadoes even though the first quarter has averaged more than 170 a year over the last 10 years. April...

“Climate change is a fact. And when our children’s children look us in the eye and ask if we did all we could to leave them a safer, more stable world, with new sources of energy, I want us to be able to say yes, we did.”– President...

A killer snowstorm in the Himalayas, a scorching heat wave in Argentina and lashing rainfall in southern France last year were all made worse by climate change, international scientists said Thursday. But other major events, like Hurricane Gonzalo over...