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High, Dry, and Rare in the Sky
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Published June 26, 2021
Noctilucent clouds form so high in the atmosphere that they continue to reflect sunlight hours after sunset, creating a spectacular nighttime display.
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Mapping the Spread of Lyme Disease
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Published June 25, 2021
Researchers used field observations and remote sensing data to map the spread of the bacteria-carrying ticks in central and eastern Canada.
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Monitoring the Collapse of Kelp Forests
Published June 4, 2021
Changing climate and a marine epidemic have combined to decimate one of Northern California’s most productive ecosystems.
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Detecting Gold Mining in Ghana
Published June 2, 2021
Researchers are using satellite data to locate small mines that can cause long-term damage to forest communities and human health.
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Arabian Night Lights
Published May 17, 2021
Researchers have found another use for night lights imagery: tracking unregulated and under-reported fishing.
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Smoke in the Stratosphere
Published May 6, 2021
Astronaut photos of sunrises and sunsets occasionally include stunning views of high-flying aerosol plumes.
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Zambia’s Kafue Flats
Published April 8, 2021
Annual floods play an important role in the floodplain’s ecosystem, even as the water’s highs and lows have been moderated in recent decades.
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A Colorful Confluence in the Canadian Arctic
Published March 29, 2021
The Back and Hayes rivers in Nunavut, Canada, display a striking contrast in color.
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Looking Around the Neighborhood
Published January 29, 2021
Two spacecraft designed to study the Sun also got some recent peeks at Earth and other planets.
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A New Park for West Virginia
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Published January 23, 2021
One of the oldest rivers in the world is famous for its extreme sports and hunting.
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2020 Hurricanes Damage Vulnerable Mangroves
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Published January 13, 2021
Central America experienced one of its most intense hurricane seasons in years, leading to widespread degradation to coastal environments.
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