Earth Sciences

Earth Sciences

New Ocean Circulation Model Alters Climate Change Views

The events unfolded when the Laurentide ice sheet, which covered much of Hudson Bay in Arctic Canada, gradually melted during a warm period about 8,200 years…

Earth Sciences

Spring Flooding Could Swell North Dakota Lake by 50 Square Miles

“We’re at a point in the lake level’s rise where the rate of change is dramatic,” he explains. “As bad as things have been, we’re transitioning into a period…

Earth Sciences

Small Earthquakes at Dallas-Fort Worth Airport: A Seismology Insight

A sequence of small earthquakes that occurred at the Dallas-Fort Worth Airport between October 30, 2008 and May 31, 2009 were likely triggered by the disposal…

Earth Sciences

NASA Satellites Spot Newborn Tropical Storm Near Madagascar

The Moderate Resolution Imaging Spectroradiometer (MODIS) instrument aboard NASA's Terra satellite captured this image of Tropical Storm Bingiza at 06:30 UTC…

Earth Sciences

NASA’s Infrared Data Boosts System 96S Toward Tropical Cyclone

When Aqua passed over System 96S on Feb. 9 at 17:47 UTC (12:47 p.m. EST), the Atmospheric Infrared Sounder (AIRS) instrument showed some strong convection and…

Earth Sciences

Large Dams Can Affect Local Climates, Alter Rainfall

A study by researchers at Tennessee Tech University, Purdue University, the University of Colorado and the University of Georgia, Pacific Northwest National…

Earth Sciences

Weather Extremes Rise in Northern Australia: Coral Insights

“This reconstruction provides a new insight into rainfall in northeast Queensland,” says Janice Lough, climate scientist of the Australian Institute of Marine…

Earth Sciences

Next Big Central US Earthquake May Shift from New Madrid

This December marks the bicentennial of the New Madrid earthquakes of 1811-12, which are the biggest earthquakes known to have occurred in the central U.S.Now,…

Earth Sciences

La Nina Pacific Ocean Cooling Pulls Global Temps Below Norms

Global climate trend since Nov. 16, 1978: +0.14 C per decadeJanuary temperatures (preliminary)Global composite temp.: -0.01 C (about 0.02 degrees Fahrenheit)…

Earth Sciences

Ancient Exoskeleton Remnants Discovered in Paleozoic Fossils

Previously the oldest molecular signature of chitin-protein complex was discovered in 25 million year old Cenozoic fossils and remnants of structural protein…

Earth Sciences

Tropical Atlantic: Weaker Trade Winds and Increased Rainfall

Developing a new method to remove the bias, Hiroki Tokinaga and Shang-Ping Xie at the International Pacific Research Center, University of Hawaii at Manoa,…

Earth Sciences

NASA measuring Tropical Storm Yasi's inland rainfall from space

On February 3 at 0300 UTC (Feb. 2 at 10 p.m. EST/1 p.m. Australia local time) Tropical cyclone Yasi continued over land as a tropical storm. Yasi's maximum…

Earth Sciences

New Insights on Drought Impact from Ancient Mexican Trees

Prior evidence has indicated that droughts could have been key factors in the fates of major cultures in ancient Mexico and Central America (Mesoamerica). But…

Earth Sciences

Geographer Recreates ‘The Great Louisiana Hurricane of 1812’

But a University of South Carolina geographer has reconstructed the storm, using maritime records, and has uncovered new information about its intensity, how…

Earth Sciences

Scientists Find Part of New Zealand’s Submerged “Pink Terraces"

They were called the Eighth Wonder of the World. Until the late 19th century, New Zealand’s Pink and White Terraces along Lake Rotomahana on the North Island,…

Earth Sciences

University of Nevada’s Model Enhances Gold Exploration in Nevada

The deposits, known as Carlin-type gold deposits, are characterized by extremely fine-grained nanometer-sized particles of gold adhered to pyrite over large…

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