NASA monitors Earth's vital signs from land, air and space with a fleet of satellites and ambitious airborne and ground-based observation campaigns. The International Space Station hosts a variety of payloads and experiments supporting climate research, weather predictions, hurricane monitoring, pollution tracking, disaster response and more.

For more on how NASA uses space to understand our home planet, visit: http://www.nasa.gov/earthrightnow

Read more on 4K in space:
http://www.nasa.gov/mission_pages/station/research/news/red_epic_dragon_camera/

*To view in 4k, be sure to change resolution under "Settings" menu in YouTube viewer to "2160p 4k".
(Video: NASA)

HD download: https://archive.org/details/NASA-Ultra-High-Definition
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