NASA Earth@NASAEarth• over 3 years ago

Replying to @NASAEarth

The upcoming @NASA Earth System Observatory will complement current satellites, working in tandem to create a 3D, holistic view of Earth, from bedrock to atmosphere. #EarthDay Learn more: https://t.co/HsRqEyxd6N https://t.co/7S6cibFj9q