Current global climate models (GCMs) support with high confidence the view that rising greenhouse gases and other anthropogenic forcings account for nearly all observed global surface warming—slightly ...

Decades of independent observations and improved methods strengthen the evidence that greenhouse gases are changing Earth’s ...

Visit NAP.edu/10766 to get more information about this book, to buy it in print, or to download it as a free PDF.

Like all other seasons, spring is getting warmer across the U.S. Spring warming can prolong seasonal allergies, worsen wildfire risk, and limit snow-fed water supplies. Climate Central analyzed ...