Soil moisture estimates, inferred from thousands of tree rings spanning the past 12 centuries, highlight the severity of the recent record-breaking drought.
Climate Change
Posted inScience Updates
What Instruments Are Available for Polar Studies?
Instrumentation for Polar Glaciology and Geophysics Research Workshop; Baltimore, Maryland, 9–10 October 2014
Posted inResearch Spotlights
Researchers Roll Clouds into Climate Modeling
As computational power grows thanks to improving techniques and technology, scientists are working toward incorporating complex systems such as clouds into global and regional climate models.
Posted inNews
White House Submits Greenhouse Gas Emission Targets
Before the climate summit in Paris this November and December, the United States and some other countries have submitted their targets to cut emissions.
Posted inResearch Spotlights
As Forests Age, Their Climate Effects Shift
The amount of moisture transpired from leaves increases for some tree species but drops on average.
Posted inNews
Ancient Roman Aqueducts Could Spill Climate Secrets
Thick layers of mineral deposits that coat the aqueducts could provide a vast pool of information about climate during the Roman Empire.
Posted inScience Updates
Observing and Modeling the Atlantic Meridional Overturning Circulation
2014 U.S. AMOC Science Team Meeting;
Seattle, Washington, 9–11 September 2014
Posted inNews
United States to Chair Arctic Council at Challenging Time
The proposed U.S. agenda during its chairmanship of the Arctic Council focuses on ocean safety, improving economic and living conditions, and climate change.
Posted inScience Updates
Water Levels Surge on Great Lakes
The recent 2-year surge represents one of the most rapid rates of water level change on the Great Lakes in recorded history and marks the end of an unprecedented period of low water levels.
Posted inNews
Sea Level Rise Added $2 Billion to Sandy's Toll in New York City
The storm surge affected 11.4% more people and 11.6% more housing units than it would have without sea level rise.