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Sierra Snowbank Short on Funds
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Published July 14, 2021
Mountain snow melted away nearly a month ahead of schedule, leaving reservoirs without their usual inflow of freshwater.
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The Blooming Gulf of St. Lawrence
When conditions are right, microscopic plant-like organisms called phytoplankton reproduce abundantly and create colorful patterns on the ocean surface that satellites can observe from space.
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A Longer-Lived Ice Arch
The natural sea ice structure west of Greenland stuck around longer than usual in 2021, despite a recent trend toward earlier breakups.
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Hazy Skies in the Midwest
Published July 12, 2021
Smoke from Ontario, Canada, has blown south into the United States.
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Smoky Summer in the Pacific Northwest
Published July 9, 2021
The extraordinary heatwave that scorched the Pacific Northwest in June 2021 has diminished, but substantial fires continued to burn across the region in July.
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Autotrophs Abound in Arctic Waters
Published July 11, 2021
Pulses of fresh glacial meltwater and nutrients provoke summertime phytoplankton blooms.
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Lake Tana and the Ethiopian Highlands
The rugged volcanic terrain creates a temperate climate in a mostly dry place.
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Venezuela’s Flat-Topped Mountains
Published July 13, 2021
Decorated with steep cliffs and impressive waterfalls, Canaima National Park is biologically and geologically unique.
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Space Lasers Map Meltwater Lakes
Satellites can “see” Antarctica’s surface deform as basins fill and empty on, within, and under the ice.
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Tropical Storm Elsa
Published July 8, 2021
The first hurricane of the Atlantic season made a series of landfalls and dropped abundant rain from the Caribbean to the U.S. East Coast.
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Anticipating Future Sea Levels
While scientists have grown more confident about projections of sea level rise for the next few decades, many competing factors make it hard to see far into the coastal future.
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Fires Scorch the Sakha Republic
Published July 6, 2021
Large, smoky fires are raging through forests in northeastern Russia.
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