Have you already started seeing greater hazards in mountain areas you visit or live in? Let us know what you've seen or heard, and why we should be more vigilant in the mountains in a warmer world.

Today's featured scientist is Dr. John Barnes. During 24 Hours of Reality, Dr. Barnes helped us showcase Presenter Maxine Burkett directly from his office at the National Oceanic and Atmospheric Administration (NOAA) in Hilo, on the Big Island of Hawaii. Dr. Barnes is the Mauna Loa Observatory Station Chief, and the Principle Investigator for the observatory's light detection and ranging (LIDAR) program. 

In case you missed it, the U.S. State Department announced yesterday they have rejected TransCanada's permit for the Keystone XL pipeline. This is a huge victory - and we can't thank you enough for all your hard work to make this happen. Our CEO Maggie L. Fox issued a press statement yesterday - take a look