How to use free satellite data to monitor natural disasters and environmental changes
- Written by Qiusheng Wu, Assistant Professor of Geography and Sustainability, University of Tennessee
Over 8,000 satellites are orbiting Earth today, capturing images like this, of the Louisiana coast.NASA Earth ObservatoryIf you want to track changes in the Amazon rainforest, see the full expanse of a hurricane or figure out where people need help after a disaster, it’s much easier to do with the view from a satellite orbiting a few hundred...





