Weather Blog Filling an Air Pollution Data Gap Many cities have shortages of air quality monitors. NASA scientists have developed a tool called GEOS-CF that can help. Read More… About Author See author's posts Post navigation Previous Earthquakes in the Caribbean…Next BBC’s London weather forecast predicts the exact hours when sleet will fall in city as temperature plummets below 0C Related Stories Megaberg Ends Its Long Odyssey at Sea Weather Blog Megaberg Ends Its Long Odyssey at Sea April 13, 2026 Earthset From the Lunar Far Side Weather Blog Earthset From the Lunar Far Side April 10, 2026 Watching the Artemis II Mission Unfold at JPL’s Space Flight Operations Facility Weather Blog Watching the Artemis II Mission Unfold at JPL’s Space Flight Operations Facility April 9, 2026