Tag Archives: Earth

NASA’s NPP satellite undergoing flight environmental testing

GREENBELT, Md. — The NASA National Polar-orbiting Operational Environmental Satellite System (NPOESS) Preparatory Project (NPP) climate/weather satellite is undergoing flight environmental testing at Ball Aerospace & Technologies Corp’s production …

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AGU journal highlights — Feb. 9, 2011

No tipping point for Arctic Ocean ice, study says
Using microearthquakes to evaluate potential carbon sequestration sites
Observing flares from Jupiter’s aurora
Change in atmospheric patterns behind Arctic sea ice summer 2010 low
Antarcti…

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Biogeochemistry at the core of global environmental solutions

Millbrook, NY — If society wants to address big picture environmental problems, like global climate change, acid rain, and coastal dead zones, we need to pay closer attention to the Earth’s coupled biogeochemical cycles. So reports a special i…

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UF astronomers, NASA team find 6 closely packed planets orbiting same star

GAINESVILLE, Fla. — A NASA team including three University of Florida astronomers has found six new planets in a distant solar system that in some ways resembles our own.
The NASA team, including UF associate professor Eric Ford, postdoctoral …

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Tracking the origins of speedy space particles

NASA’s Time History of Events and Macroscale Interaction during Substorms (THEMIS) spacecraft combined with computer models have helped track the origin of the energetic particles in Earth’s magnetic atmosphere that appear during a kind of spa…

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CSI: Manchester — University team gets forensic on dinosaurs

A new TV series featuring dinosaur detectives from The University of Manchester looking at how dinosaurs once lived, looked and functioned begins in the UK this week.
Presented by University of Manchester palaeontologist Dr Phil Manning, the seri…

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Improved measurements of sun to advance understanding of climate change

WASHINGTON — Scientists have taken a major step toward accurately determining the amount of energy that the sun provides to Earth, and how variations in that energy may contribute to climate change.
In a new study of laboratory and satellite …

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UT researcher discovers water on moon originated from comets

Researchers at the University of Tennessee, Knoxville, continue to chip away at the mysterious existence of water on the moon — this time by discovering the origin of lunar water.
Larry Taylor, a distinguished professor in the Department of Eart…

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Oxygen-free early oceans likely delayed rise of life on planet

RIVERSIDE, Calif. — Geologists at the University of California, Riverside have found chemical evidence in 2.6-billion-year-old rocks that indicates that Earth’s ancient oceans were oxygen-free and, surprisingly, contained abundant hydrogen s…

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Sulphur proves important in the formation of gold mines

Collaborating with an international research team, an economic geologist from The University of Western Ontario has discovered how gold-rich magma is produced, unveiling an all-important step in the formation of gold mines.
The findings were publi…

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EARTH — OPEC and oil: The next 50 years

Alexandria, VA — Over the past five decades, OPEC has earned a reputation for being a powerful cartel that controls the world’s oil production and prices – but there are limits to OPEC’s influence and wealth. In fact, many OPEC countries face grav…

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Pterygotid sea scorpions: No longer terror of the ancient seas?

BUFFALO, NY (December 22, 2010) — Experiments by a team of researchers in New York and New Jersey have generated evidence that questions the common belief that the pterygotid eurypterids (“sea scorpions”) were high-level predators in the Paleozoic …

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NSF/NASA scientific balloon launches from Antarctica

NASA and the National Science Foundation launched a scientific balloon on Monday, December 20, Eastern Standard time, to study the effects of cosmic rays on Earth. It was the first of five scientific balloons scheduled to launch from Antarctic…

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A total lunar eclipse and winter solstice coincide on Dec. 21

With frigid temperatures already blanketing much of the United States, the arrival of the winter solstice on December 21 may not be an occasion many people feel like celebrating. But a dazzling total lunar eclipse to start the day might just r…

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Ancient forest emerges mummified from the Arctic

SAN FRANCISCO — The northernmost mummified forest ever found in Canada is revealing how plants struggled to endure a long-ago global cooling.
Researchers believe the trees — buried by a landslide and exquisitely preserved 2 to 8 million year…

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Geologist’s discoveries resolve debate about oxygen in Earth’s mantle

KINGSTON, R.I. — December 13, 2010 — While there continues to be considerable debate among geologists about the availability of oxygen in the Earth’s mantle, recent discoveries by a University of Rhode Island scientist are bringing resolution to …

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Changes in solar activity affect local climate

Raimund Muscheler is a researcher at the Department of Earth and Ecosystem Sciences at Lund University in Sweden. In the latest issue of the journal Science, he and his colleagues have described how the surface water temperature in the tropical part…

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Super-Earth has an atmosphere, but is it steamy or gassy?

In December 2009, astronomers announced the discovery of a super-Earth known as GJ 1214b. At the time, they reported signs that the newfound world likely had a thick, gaseous atmosphere. Now, a team led by Jacob Bean (Harvard-Smithsonian Center …

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