The Earth’s atmosphere “looks very, very fragile” and “like something that we need to take care of.” Scott Kelly
Scott Kelly returns from the space station on March 1, after spending 365 days in space. He spoke on CNN about his year in space and what he has observed. See his CNN interview below:
http://www.cnn.com/2016/02/11/health/scott-kelly-space-station-sanjay-gupta-interview/index.html
