Earth Sciences news

Antarctica glacier retreat creates new carbon dioxide store

Space & Earth / Earth Sciences

16 hours ago | 3.8 / 5 (5) | 0

Large blooms of tiny marine plants called phytoplankton are flourishing in areas of open water left exposed by the recent and rapid melting of ice shelves and glaciers around the Antarctic Peninsula. This ...

NASA satellites make a movie and get rainfall, wind info on Ida (w/ Video)

Space & Earth / Earth Sciences

12 hours ago | not rated yet | 0

NASA satellites are amazing examples of technology. The TRMM satellite peers into tropical cyclones and can tell how much rain is falling per hour and where. QuikScat uses microwave technology to measure Ida's ...

The GOES-12 satellite sees Large Hurricane Ida nearing landfall

Space & Earth / Earth Sciences

13 hours ago | 5 / 5 (1) | 0

Residents of the U.S. Gulf coast thought they were getting a break this hurricane season until Ida showed up. Today, November 9, Ida is a hurricane and is headed for a landfall in the western Florida Panhandle ...

NASA's TRMM Satellite sees most of Ida's heaviest rain stayed off coasts

Space & Earth / Earth Sciences

13 hours ago | not rated yet | 0

NASA and the Japanese Space Agency's Tropical Rainfall Measuring Mission (TRMM) satellite flew over Ida and captured her rainfall when she passed by Nicaragua, Honduras and Belize this weekend. TRMM data revealed ...

NASA satellites see Ida spreading out before landfall

Space & Earth / Earth Sciences

7 hours ago | not rated yet | 0

NASA's Aqua and Terra satellites are keeping a close eye on Tropical Storm Ida, and both have instruments aboard that show her clouds and rains are already widespread inland over the U.S. Gulf coast states. ...

NASA's GOES Project offers real-time hurricane alley movies

Space & Earth / Earth Sciences

12 hours ago | not rated yet | 0

People love to get the big picture of hurricane alleys, and thanks to the GOES Project at NASA's Goddard Space Flight Center in Greenbelt, Md., they can now get real-time satellite animations of the eastern ...

Earthquakes actually aftershocks of 19th century quakes

Space & Earth / Earth Sciences

Nov 04, 2009 | 4.4 / 5 (19) | 9

(PhysOrg.com) -- When small earthquakes shake the central U.S., citizens often fear the rumbles are signs a big earthquake is coming. Fortunately, new research instead shows that most of these earthquakes ...

Airborne nitrogen shifts aquatic nutrient limitation in pristine lakes

Space & Earth / Earth Sciences

Nov 05, 2009 | 3.3 / 5 (4) | 3

The impact of airborne nitrogen released from the burning of fossil fuels and wide-spread use of fertilizers in agriculture is much greater that previously recognized and even extends to remote alpine lakes, ...

Deep creep means milder, more frequent earthquakes along Southern California's San Jacinto fault

Space & Earth / Earth Sciences

Nov 08, 2009 | 4.4 / 5 (5) | 0

With an average of four mini-earthquakes per day, Southern California's San Jacinto fault constantly adjusts to make it a less likely candidate for a major earthquake than its quiet neighbor to the east, the ...

African desert rift confirmed as new ocean in the making

Space & Earth / Earth Sciences

Nov 02, 2009 | 4.9 / 5 (36) | 8

(PhysOrg.com) -- In 2005, a gigantic, 35-mile-long rift broke open the desert ground in Ethiopia. At the time, some geologists believed the rift was the beginning of a new ocean as two parts of the African continent pulled ...

'Whitewash' could slow global warming: Peruvian scientist

Space & Earth / Earth Sciences

Nov 04, 2009 | 1.8 / 5 (10) | 11

A Peruvian scientist has called on his country to help slow the melting of Andean glaciers by daubing white paint on the rock and earth left behind by receding ice so they will absorb less heat.

Volcanic eruptions may split Africa: scientists

Space & Earth / Earth Sciences

Nov 03, 2009 | 4.8 / 5 (8) | 1

Volcanic activity may split the African continent in two owing to a recent geological crack in northeastern Ethiopia, researchers said on Tuesday.

Previously Unknown Volcanic Eruption Helped Trigger Cold Decade

Space & Earth / Earth Sciences

Oct 29, 2009 | 4.3 / 5 (27) | 9

(PhysOrg.com) -- A team of chemists from the U.S. and France has found compelling evidence of a previously undocumented large volcanic eruption that occurred exactly 200 years ago, in 1809.

Past climate of the northern Antarctic Peninsular informs global warming debate

Space & Earth / Earth Sciences

Nov 06, 2009 | 2.5 / 5 (8) | 1

The seriousness of current global warming is underlined by a reconstruction of climate at Maxwell Bay in the South Shetland Islands of the Antarctic Peninsula over approximately the last 14,000 years, which ...

Ancient ocean chemistry: Effects of biological oxygen production 100 million years before it accumulated in atmosphere

Space & Earth / Earth Sciences

Oct 29, 2009 | 4.8 / 5 (13) | 4

(PhysOrg.com) -- Scientists widely accept that around 2.4 billion years ago, the Earth's atmosphere underwent a dramatic change when oxygen levels rose sharply. Called the "Great Oxidation Event" (GOE), the ...