Astrobiology is working to answer three fundamental questions. Find out what they are and how NASA is coordinating efforts to get to the bottom of them. (4:30 min)
Tag: Land and Sea Use
Finding New Ways to Share the Land
Learn more about the new United Nations report called Climate Change and Land.
Mass Extinction Happening Again
Learn more about the latest UN report on Biodiversity and Ecosystem Services, its dire warnings about species extinctions and what you can do.