NASA sends new billion-dollar satellite into space to track worrying threat on Earth: 'Key to helping improve public safety'

NASA sends new billion-dollar satellite into space to track worrying threat on Earth: 'Key to helping improve public safety'

In a joint venture with SpaceX, NASA has launched a new, very expensive satellite to help combat rising global temperatures.  What's happening? According to Spaceflight Now, SpaceX launched the second of two joint NASA-European environmental research satellites in mid-November.  The new satellite, Sentinel-6B, was part of a billion-dollar project to measure long-term changes in sea level around the globe. It's equipped with cloud-penetrating rad…