EMIT Earth Surface Mineral Dust Source Investigation Active Mission EMIT measures the mineral composition of Earth’s dust source regions, to help scientists understand how they heat or cool our planet Type Instrument Launch July 14, 2022 Target Earth Objective Advance understanding of mineral dust’s effects throughout the Earth system and to human populations Learn more about EMIT EMIT Stories Explore All EMIT (Earth Surface Mineral Dust Source Investigation) Stories Article1 Min ReadHow NASA Uses Light to Detect Waste From MinesArticle4 Min ReadNASA Sensor on Space Station Eyes Contamination off California Coast 5 Min ReadNASA’s EMIT Will Explore Diverse Science Questions on Extended MissionArticle 6 Min ReadClimate Change ResearchArticle 5 Min ReadNASA Sensor Produces First Global Maps of Surface Minerals in Arid RegionsArticle Keep Exploring Discover More from Earth Science Explore Earth Science Earth Science at Work NASA Earth Science helps Americans respond to challenges and societal needs — such as wildland fires, hurricanes, and water supplies… Earth Science Missions In order to study the Earth as a whole system and understand how it is changing, NASA develops and supports… Earth Science Data Open access to NASA’s archive of Earth science data