Earth Sciences

Earth Sciences

Southern Ocean Upwelling’s Role in Holocene CO2 Increase

The findings about past ocean changes could also have implications for how much atmospheric CO2 will rise due to fossil fuel burning.

Earth Sciences

Diatom Ooze: A Key Marine Sink for Toxic Mercury

Atmospheric derived mercury is transformed in the ocean to toxic methylmercury, which is enriched in fish. Large marine predators such as tuna are strongly…

Earth Sciences

Yellowstone Supervolcano’s Surprising New History Unveiled

The long-dormant Yellowstone super-volcano in the American West has a different history than previously thought, according to a new study by a Virginia Tech…

Earth Sciences

Fires, floods and satellite views: Modeling the Boreal forest's future

A new study shows that as those fires scorched a region of boreal forest the size of Maryland, they released half as much carbon back into the atmosphere as…

Earth Sciences

New Insights into Antarctic Atmospheric Waves Unveiled

“A big picture of Antarctic gravity waves from the surface all the way to the thermosphere is emerging from the studies, which may help advance global…

Earth Sciences

Indiana University Develops Earthquake Landslide Prediction Model

A model developed by researchers at Indiana University can help experts address such risks by estimating the likelihood of landslides that will be caused by…

Earth Sciences

Cloud Formation: Understanding Thermodynamic Laws in Action

Take a look at the clouds, if there are any in your sky right now. If not, here are a few examples. Watch the billows, the white lofty tufts set against the…

Earth Sciences

New Insights on Cloud Clearing Events Over Southeast Atlantic

Although clouds grow and dissipate all of the time, scientists think that these low-lying clouds off the coast of subtropical Africa are being disrupted not…

Earth Sciences

In the ocean's twilight zone, tiny organisms may have giant effect on Earth's carbon cycle

In the area 100 to 1,000 meters below the ocean's surface — dubbed the twilight zone because of its largely impenetrable darkness — scientists found that…

Earth Sciences

NSF Researchers Unveil Insights on Hurricanes and Water Supply

The availability of water from underground aquifers is vital to the basic needs of more than 1.5 billion people worldwide.

Earth Sciences

Global study of world's beaches shows threat to protected areas

Erosion in protected marine areas could threaten plant and animal species and cultural heritage sites. Worldwide, the study found that 24 percent of Earth's…

Earth Sciences

North American Forests’ Carbon Sequestration Capacity Revealed

Researchers have calculated the capacity of North American forests to sequester carbon in a detailed analysis that for the first time integrates the effects of…

Earth Sciences

Scientists discover Earth's youngest banded iron formation in western China

The banded iron formation, located in western China, has been conclusively dated as Cambrian in age. Approximately 527 million years old, this formation is…

Earth Sciences

Drones Enhance Wildlife Surveys in Africa’s Reserves

A new technique developed by Swiss researchers enables fast and accurate counting of gnu, oryx and other large mammals living in wildlife reserves. Drones are…

Earth Sciences

Exploring Evolution and Climate Change in Southeast Africa

Africa plays a prominent role in human evolution, and is considered by researchers to be the cradle of humanity. In the mid-20th century anthropologists found…

Earth Sciences

Charcoal’s Role in the Global Carbon Cycle Explained

Due to its widespread occurrence and tendency to linger in the environment, black carbon may be one of the keys in predicting and mitigating global climate…

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