Category: Found on the Internet
Community Contact Tracing Adds Power of Place to Contact Tracing for COVID-19
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By expanding the person-to-person approach, inherent in traditional contact tracing, to include person-to-person-to-place, public health analysts will be able to perform location analytics to illuminate the places where viral spread is happening outside of direct and prolonged contact between two individuals.
CALIPSO Observes Saharan Dust Transport
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The Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observations (CALIPSO) satellite—a joint venture between NASA and the French space agency, Centre National d'Etudes Spatiales (CNES)—observed the plume as it traveled across the ocean and eventually affected the mainland of the United States.
Agricultural Spraying Drone in Spain
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Due to heavy rain, the entry of motorized vehicles to the field was impossible, but thanks to HYBRiX technology, farmers in Rueda, Spain, were able to spray all their vid fields in one day of work obtaining the expected results.
NASA Explores Earth’s Magnetic ‘Dent’
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Earth’s magnetic field acts like a protective shield around the planet, repelling and trapping charged particles from the Sun. But over South America and the southern Atlantic Ocean, an unusually weak spot in the field – called the South Atlantic Anomaly, or SAA – allows these particles to dip closer to the surface than normal.
Tracking Three Decades of Dramatic Glacial Lake Growth
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In the largest-ever study of glacial lakes, researchers using a 30-year satellite data record have found that the volume of these lakes worldwide has increased by about 50% since 1990 as glaciers melt and retreat due to climate change.
Earth from Space: Amazon River
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The Copernicus Sentinel-1 mission takes us over the Amazon River meandering through one of the most vital ecosystems in the world: the Amazon rainforest in South America, in this week's edition of the Earth from Space program.
Arctic Greening Driven By Warmer Temperatures
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Using Landsat satellite data to track global tundra ecosystems over decades, a new study found the region has become greener, as warmer air and soil temperatures lead to increased plant growth.
The Last Ice Trailer
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THE LAST ICE tells the story of the Inuit communities fighting to protect the disappearing Arctic that has been their home for centuries. From National Geographic Pristine Seas, THE LAST ICE premieres on National Geographic Channel this October.
Earth from Space: Ganges Delta
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This week's edition of the Earth from Space program explores the Ganges Delta, the world’s largest river delta, with Copernicus Sentinel-3.
High Tide Flooding
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Sea level rise is often spoken of in future terms, including projections for impacts we’re likely to see by the end of the century. But in many communities in the U.S., sea level rise is already a factor in people’s lives in the form of high-tide flooding.
