New research tracking 1.8 million trees found that tall trees died at more than twice the rate of smaller ones toward the end of extreme and persistent drought.
drought
Posted inNews
Deforestation Could Exacerbate Drought in the Amazon
Researchers use high-resolution satellite images to parse the effects of land use changes on the energy balance between the rain forest and the atmosphere.
Posted inNews
Congo Rain Forest Endures a Longer Dry Season
The forest’s dry season has been starting earlier and ending later for decades, making parts of it vulnerable to incursions by drought-resistant ecosystems.
Posted inScience Updates
Building a One-Stop Shop for Soil Moisture Information
With a recent infusion of support from the federal government, the National Soil Moisture Network is moving ahead with its goal of integrating soil moisture data across the United States.
Posted inResearch Spotlights
Answer to California Landscape Riddle Lies Underground
Scientists link vegetation mosaics in California to patterns of weathered bedrock.
Posted inNews
Burning Fossil Fuels Worsens Drought
Tree rings help scientists trace the influence of greenhouse gas emissions on 20th-century drought conditions.
Posted inNews
New Eyes on Wildfires
Onboard machine learning and compact thermal imaging could turn satellites into real-time fire management tools to help officials on the ground.
Posted inResearch Spotlights
Through Flood and Drought: Reconstructing the Yellow River
Tree ring chronologies fill in gaps in the historical record and offer insights into the natural flow of China’s Yellow River.
Posted inScience Updates
Better Approaches to Managing Drought in the American Southwest
USGS Southwest Region 2018 Science Exchange Workshop: Drought Science; Fort Collins, Colorado, 25–27 September 2018
Posted inScience Updates
Is the Recent Drought on the Colorado River the New Normal?
Understanding Historical Changes in the Flow of the Colorado River; Boulder, Colorado, 24–25 September 2018