The GLOBE Observer app lets citizen science volunteers contribute data to the Global Learning and Observations to Benefit the Environment (GLOBE) Program, an international science and education program. The app contains four tools: Clouds, Mosquito Habitat Mapper, Land Cover, and Trees. Data collected and submitted via each tool helps scientists track changes in the environment and interpret NASA and other satellite data.
Field Highlights: Updates from Across the GSNN Network
Exciting things are happening across the GSNN Network. As the school year comes to a close, schools and districts are celebrating progress in sustainability, student leadership, environmental learning, and community action. Green Woods Charter School Philadelphia, PA...




