Satellites are keeping an eye on the health of our planet

Did you know there are already many satellites orbiting our planet to keep an eye on the health on our planet? They can measure for example greenhouse gas emissions in the atmosphere and how cities expanded over time. More about 14 satellites: https://medium.com/@ErlijnG/how-satellites-help-us-keep-an-eye-on-the-health-of-our-planet-fcfaa6f64552

Satellites can help us keep an eye on our planet (credit: Dima Zel on Shutterstock)