3K views · 348 reactions |  T-24 days until #EarthDay50 NASA - National Aeronautics and Space Administration’s Earth science data is available to the public, to view and study our planet. The Applied Remote Sensing Training (ARSET) program trains people around the planet to understand and use satellite data to map floods, air pollution, deforestation and more. https://go.nasa.gov/3aDBtKt | NASA Earth | Facebook