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Jun 29, 2021California's Iconic Blue Oak Woodlands Threatened by Hotter, More Frequent Droughts

California's blue oak woodlands have decreased by more than 1,200 square kilometers.

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Jun 28, 2021Mountaintop Glacier Ice Disappearing in Tropics Worldwide

Mountaintop glacier ice in the tropics of all four hemispheres covers significantly less area than it did just 50 years ago.

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Jun 21, 2021Landsat Shows Plant Die-Offs in Southern California Driven by Climate Change

Landsat data stretching back 40 years show that vegetation loss is most stark in desert ecosystems already on edge of habitability.

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May 15, 2021Spotting Brittany's 'Green Tides' from Space

'Green tides' of algae have wreaked havoc across the coastlines of Brittany, France, for half a century due to high levels of agricultural runoff. With efforts to reduce these underway, a new technique using over three decades of satellite images highlights the extent of the continuing problem.

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Apr 20, 2021South Asian Farmers Fine Tune When to Water with Landsat

Putting NASA and USGS satellite information at farmers’ fingertips leads to less water use and better crop yields in South Asia.

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Apr 20, 2021Downstream Consequences: How NASA Satellites Track Harmful Algal Blooms

Harmful algal blooms pose a health risk to fish and other wildlife as well as humans; satellites, including Landsat, are helping public health officials keep people safe.

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Apr 19, 2021Earth Day Connections: NASA Investigates Vegetation

Scientists use Landsat to track changing patterns of deforestation that tells them how Amazonian agricultural practices have changed, from small family holdings to massive ranching operations.

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Apr 15, 2021Virginia T. Norwood, Engineer Responsible for First Landsat Multispectral Scanner, Receives 2021 ASPRS Lifetime Achievement Award

Top honors were bestowed upon Virginia Norwood in recognition of her far-reaching impact on the field of remote sensing.

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Apr 09, 2021Landsat 9 Completes Test Simulating Harsh Space Environment

The Landsat 9 satellite has successfully completed its most strenuous environmental test leading up to launch.

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Mar 31, 2021Data Chat with Dr. Jeffrey Masek

The Harmonized Landsat Sentinel-2 (HLS) project offers daily, 30-meter global land surface data products to facilitate a wide range of terrestrial Earth science research.

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