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Remote sensing

Numerous piles of logs lie stacked in a tract cleared amid lush forest.
Posted inResearch Spotlights

How Forest Degradation Affects Carbon and Water Cycles

by Kate Wheeling 25 August 202029 September 2021

Forest degradation may be as widespread as deforestation in the Amazon, but its impact on energy, carbon, and water fluxes is less well understood.

Map of Land subsidence predictions in the western United States obtained via machine learning
Posted inEditors' Highlights

Machine Learning Predicts Subsidence from Groundwater Pumping

by Marc F. P. Bierkens 17 August 202014 January 2022

Machine learning and data on aquifer type, sediment thickness, and proxies for irrigation water use has been used to produce the most comprehensive map of land subsidence in the western U.S. to date.

A hilltop in the Crowsnest Forest Reserve, Alberta, Canada
Posted inNews

Canada’s Rocky Mountain Forests Are on the Move

by Mara Johnson-Groh 7 August 202011 December 2021

Using century-old surveying photos, scientists have mapped 100 years of change in the Canadian Rockies to document the climate-altered landscape.

Rodrigo de Freitas Lagoon
Posted inScience Updates

Earth Observations Inform Cities’ Operations and Planning

by M. M. Hurwitz, C. Braneon, D. B. Kirschbaum, F. Mandarino and R. Mansour 16 July 202031 March 2022

Rio de Janeiro, Brazil, and Chicago, Ill., are using NASA Earth observations to map, monitor, and forecast water and air quality, urban heat island effects, landslide risks, and more.

Smoke from a smoldering fire rises above trees and brush south of Bismarck, N.D.
Posted inResearch Spotlights

Great Plains Plants Bounce Back After Large Wildfires

by Sarah Stanley 13 July 202029 September 2021

An analysis of nearly 1,400 wildfires suggests that some postfire techniques used to help restore vegetation may be unnecessary.

Photo of snowpack in the Sierra Nevada
Posted inResearch Spotlights

Snowpack Data Sets Put to the Test

by David Shultz 30 March 202029 September 2021

A new study compares the accuracy of three observation-based methods of calculating snow water equivalent, a key component in water management.

False-color composite image of the landscape near Noatak, Alaska, showing 3 of 425 spectral bands of NASA’s AVRIS-NG
Posted inScience Updates

Watching Earth’s Interconnected Systems at Work

by F. D. Schneider, A. Ferraz and D. Schimel 31 October 20199 November 2021

Surface Biology and Geology, a new NASA Earth observation effort, is developing a path forward for monitoring the Earth system from space.

Landslides after 2008 Wenchuan earthquake
Posted inEditors' Vox

Cascading Down the Mountain

by X. Fan, G. Scaringi, Q. Xu and R. Huang 24 June 201911 February 2022

Earthquakes in mountain ranges produce a cascade of geological disturbances and hazards, from enormous landslides to climate change.

A USDA Forest Service worker takes measurements for the national forest carbon inventory in Alaska.
Posted inNews

New Budget Bill Rescues NASA’s Carbon Monitoring System

by G. Popkin 28 February 201929 September 2021

“We’re back!” says $10-million-per-year project’s science team leader.

Researchers use radar imaging to examine how snow temperature influences avalanche behavior
Posted inResearch Spotlights

Peering Beneath the Powder: Using Radar to Understand Avalanches

by Terri Cook 6 April 20189 December 2021

High-resolution radar images from Switzerland’s experimental test site show that snow temperature is a key factor in classifying avalanche behavior.

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Features from AGU Journals

RESEARCH SPOTLIGHTS
Earth’s Future
“How to Build a Climate-Resilient Water Supply”
By Rachel Fritts

EDITORS' HIGHLIGHTS
AGU Advances
“How Do Atmospheric Rivers Respond to Extratropical Variability?”
By Sarah Kang

EDITORS' VOX
Reviews of Geophysics
“Rare and Revealing: Radiocarbon in Service of Paleoceanography”
By Luke C. Skinner and Edouard Bard

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