Earth Sciences

Earth Sciences

Global Temperature Report: January 2012

January temperatures (preliminary)Global composite temp.: -0.09 C (about 0.16 degrees Fahrenheit) below 30-year average for January.Northern Hemisphere: -0.06…

Earth Sciences

Measuring Winter: New Tech for Snow Depth Accuracy

Equipped with specialized lasers and GPS technology, scientists are working to address a critical wintertime weather challenge: how to accurately measure the…

Earth Sciences

Cyclone Giovanna Strengthens, Threatens Madagascar’s Coast

Now named Cyclone Giovanna, this storm has reached Category One status on the Saffir-Simpson Hurricane/Cyclone scale with maximum sustained winds near 65 knots…

Earth Sciences

NASA's TRMM Satellite Sees Cyclone Jasmine in 3-D

The Tropical Rainfall Measuring Mission (TRMM) satellite is managed by both NASA and the Japanese Space Agency. Using TRMM data, 3-D images of Cyclone Jasmine…

Earth Sciences

NASA Monitors Tropical Storm 12S Approaching Madagascar

Forecasters at the Joint Typhoon Warning Center expect a landfall in Madagascar in several days. The Atmospheric Infrared Sounder (AIRS) instrument on NASA's…

Earth Sciences

NASA Sees Cyclone Jasmine's Power and New Eye

NASA's Aqua satellite passed overhead early on February 7 and noticed the strongest part of the cyclone was around the center and north and east of the center,…

Earth Sciences

NASA's TRMM Satellite Measures Flooding Rains from Australia Monsoon

Low pressure centers associated with a summer monsoon trough have repeatedly drenched Australia from central Queensland to northern New South Wales. The…

Earth Sciences

NASA Satellite Tracks Compact Tropical Storm Cyril’s Path

In the morning hours of February 7 (local time Vanuatu) Cyril was located south of the island of Vavau in the Kingdom of Tonga. All warnings for Niue and Tonga…

Earth Sciences

New Model Comparison Launches to Quantify Climate Impacts

To assess these impacts more accurately, a comprehensive comparison of computer-based simulations from all over the world will start this week. For the first…

Earth Sciences

NASA Satellite Tracks Cyclone Jasmine Approaching Vanuatu

Vanuatu and New Caledonia are island nations in the South Pacific Ocean. Vanuatu is about 1,090 miles (1,750 km) east of northern Australia, and 310 miles (500…

Earth Sciences

NASA Monitors Gulf System for Unusual Subtropical Development

On Sunday, February 5, at 6:45 p.m. EST the National Hurricane Center (NHC) issued a special tropical weather outlook for System 90L. The outlook stated, “A…

Earth Sciences

NASA's Aqua Satellite Sees Small New Tropical Storm Near Tonga

NASA's Atmospheric Infrared Sounder (AIRS) instrument that flies aboard the Aqua satellite passed over the newest tropical storm in the South Pacific, Tropical…

Earth Sciences

Penn Researchers Discover Key Mechanism Behind Dune Patterns

The new work represents a contribution to basic science, but the findings may also hold implications for identifying when dune landscapes like those in…

Earth Sciences

Global Extinction: Gradual Threats to Marine Life Revealed

The deadliest mass extinction of all took a long time to kill 90 percent of Earth's marine life–and it killed in stages–according to a newly published report.

Earth Sciences

UNH Scientists Illuminate Mariana Trench with Echo Sounding

Using a multibeam echo sounder, state-of-the-art equipment for mapping the ocean floor, scientists from the University of New Hampshire Center for Coastal and…

Earth Sciences

Tree Rings May Understate Climate Impact of Volcanic Eruptions

“We know these tree rings capture most temperature changes quite well,” said Michael Mann, professor of meteorology and geosciences and director of the Penn…

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