Atmospheric carbon dioxide has been increasing fairly steadily for decades, but methane has accumulated at a more erratic pace. The increase virtually stalled for much of the last decade before resuming after 2007.

The President’s Advisory Committee on University Relations is a mechanism for UCAR members to raise important community issues.

When weather disasters happen, is climate change to blame? The stories, video, and interactives in "Weather on Steroids" explore that question from a number of angles. It turns out that blaming climate change for wild weather's not that simple. Here’s why.

After years of painstaking research, scientists are now developing tools to make faster connections between disastrous weather and climate science.

Researchers looking for images to help analyze and illustrate critical weather events may 
find what they’re looking for at the NCAR-based Meteorological Case Study Selection Kit.