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A recent pattern change has allowed stifling heat to build gradually across the southwestern United States. As the week beginning May 25, 2020, continues, meteorologists caution that the heat will further intensify over the region, which will allow numerous daily records from Sacramento to Phoenix to be challenged. Temperatures began to climb on May 24,
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May 12th, 2020
NASA Space Laser Missions Map 16 Years of Ice Sheet LossUsing the most advanced Earth-observing laser instrument NASA has ever flown in space, scientists have made precise, detailed measurements of how the elevation of the Greenland and Antarctic ice sheets have changed over 16 years. The results provide insights into how the polar ice sheets are changing, demonstrating definitively that small gains of ice in
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Ozone levels above the Arctic reached a record low for March, NASA researchers report. An analysis of satellite observations show that ozone levels reached their lowest point on March 12, 2020, at 205 Dobson units. Although such low levels are rare, they are not unprecedented. Similar low ozone levels occurred in the upper atmosphere, or
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Earth Challenge 2020 (Earth Challenge) launched on April 9, 2020, marking the 50th anniversary of Earth Day. This project creates a global expansion of open-source citizen science data and opportunities for civic engagement. Earth Challenge has two goals. First, to aggregate existing citizen science from around the world and make it interoperable, creating a coordinated
