Earth Observations From Space Station

NASA Public Affairs Officer Amiko Kauderer interviews Cynthia Evans, Space Station Associate Progam Scientist for Earth Observations, as NASA prepares to celebrate Earth Day. Evans discusses the types of observational data that can be collected by crew members and scientific instruments aboard the space station and their uses in understanding our world. Questions? Ask us on Twitter @NASA_Johnson and include the hashtag #askStation. For the latest news about the space station, visit http://www.nasa.gov/station.