Earth Sciences

Earth Sciences

Permafrost Thawing: New Research Links to Global Warming

A team of researchers lead by Florida State University have found new evidence that permafrost thawing is releasing large quantities of greenhouse gases into…

Earth Sciences

NASA Satellite Captures Tropical Depression Peipah’s Path

The Visible Infrared Imaging Radiometer Suite or VIIRS instrument aboard Suomi NPP captured a visible, high-resolution image of the storm as it continued…

Earth Sciences

Permafrost Thawing: A New Threat to Global Warming

The research is featured in the newest edition of the Proceedings of the National Academy of Sciences.

Earth Sciences

NASA Monitors Tropical Cyclone Ita Near Papua New Guinea

On April 5 at 2100 UTC/5:00 p.m. EDT, Ita formed in the Coral Sea, about 599 nautical miles east-northeast of Cairns, Australia, and was moving to the…

Earth Sciences

Understanding the Fleeting Slowdown of Global Warming

“Some researchers have in the past attributed a portion of Northern Hemispheric warming to a warm phase of the AMO,” said Michael E. Mann, Distinguished…

Earth Sciences

Ancient shrimp-like animals had 'modern' hearts and blood vessels

An international team of researchers from the University of Arizona, China and the United Kingdom has discovered the earliest known cardiovascular system, and…

Earth Sciences

Tropical Cyclone Peipah Nears Palau: Philippines on Alert

On April 5 at 2100 UTC/5 p.m. EDT, Tropical Storm 05W, renamed Peipah (and known locally in the Philippines as Domeng) was located about 262 nautical miles…

Earth Sciences

Atmospheric Hole Over South Seas Fuels Polar Ozone Depletion

“Like a giant elevator to the stratosphere”

Earth Sciences

NASA Sees Tropical Depression 05W's Bulk West of Center

The Joint Typhoon Warning Center or JTWC noted that animated multispectral satellite imagery today, April 3, showed that the low-level circulation center is…

Earth Sciences

New Insights on Arctic Melt: River Ice Breakup Trends

Lesack is the lead author on Local spring warming drives earlier river-ice breakup in a large Arctic delta. Published recently in Geophysical Research Letters,…

Earth Sciences

NASA sees Tropical Cyclone's Hellen's lively remnants

A rainfall analysis using the Tropical Rainfall Measuring Mission's (TRMM) Microwave Imager (TMI) and Precipitation Radar (PR) instruments found that some…

Earth Sciences

Magnetic anomaly deep within Earth's crust reveals Africa in North America

Figuring out the origin and make-up of continental crust formed and modified by these tectonic events is a vital to understanding Earth's geology and is…

Earth Sciences

Ancient volcanic explosions shed light on Mercury’s origins

That view started to change when the MESSENGER spacecraft returned pictures of pyroclastic deposits — the telltale signature of volcanic explosions. Now more…

Earth Sciences

French, American Team Discovers Regolith in Small Asteroids

Previous studies suggested that the regolith of asteroids one kilometer wide and smaller was made from material falling to the surface after impacts and from…

Earth Sciences

Satellite Insights Reveal Ground Deformation’s Eruption Link

Volcano deformation and, in particular, uplift are often considered to be caused by magma moving or pressurizing underground. Magma rising towards the surface…

Earth Sciences

Unmanned Aircraft Tests Aid Polar Ice Sheet Monitoring

Scientists studying the behavior of the world's ice sheets–and the future implications of ice sheet behavior for global sea-level rise–may soon have a new…

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