News tagged with earth system

Related topics: climate change

US Earth observations, science and services are critical to society but are at risk

Earth observations, science, and services (Earth OSS) inform and guide the activities of virtually all economic sectors and innumerable institutions underlying modern civilization, according to a new study by the American ...

Space & Earth / Earth Sciences

created May 22, 2012 | popularity 5 / 5 (1) | comments 0

Is the Earth a cosmic feather-duster?

Scientists at the University of Leeds are looking to discover how dust particles in the solar system interact with the Earth's atmosphere.

Space & Earth / Earth Sciences

created May 18, 2012 | popularity not rated yet | comments 1

NASA survey counts potentially hazardous asteroids

(Phys.org) -- Observations from NASA's Wide-field Infrared Survey Explorer (WISE) have led to the best assessment yet of our solar system's population of potentially hazardous asteroids. The results reveal ...

Space & Earth / Space Exploration

created May 17, 2012 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Nasa's new carbon-counting instrument leaves the nest

(Phys.org) -- Its construction now complete, the science instrument that is the heart of NASA's Orbiting Carbon Observatory-2 (OCO-2) spacecraft - NASA's first mission dedicated to studying atmospheric carbon ...

Space & Earth / Earth Sciences

created May 11, 2012 | popularity 5 / 5 (3) | comments 30

A NASA weather 'Eye in the Sky' marks 10 years

For 10 years, it has silently swooped through space in its orbital perch 438 miles (705 kilometers) above Earth, its nearly 2,400 spectral "eyes" peering into Earth's atmosphere, watching. But there's nothing ...

Space & Earth / Earth Sciences

created May 04, 2012 | popularity 5 / 5 (1) | comments 0

Report warns of rapid decline in US Earth observation capabilities

A new National Research Council report says that budget shortfalls, cost-estimate growth, launch failures, and changes in mission design and scope have left U.S. earth observation systems in a more precarious position than ...

Space & Earth / Space Exploration

created May 02, 2012 | popularity 4.7 / 5 (3) | comments 2

Twinkle, twinkle, little star: I?m going to know what you are

A team of astronomers at the University of Cambridge is taking the next big step in a European-wide programme which will lead to the creation of the first three-dimensional map of more than a billion stars.

Space & Earth / Astronomy

created Apr 26, 2012 | popularity 5 / 5 (1) | comments 2

Tiny 'spherules' reveal details about Earth's asteroid impacts

(Phys.org) -- Researchers are learning details about asteroid impacts going back to the Earth's early history by using a new method for extracting precise information from tiny "spherules" embedded in layers ...

Space & Earth / Earth Sciences

created Apr 25, 2012 | popularity 5 / 5 (1) | comments 1 | with audio podcast

When stellar metallicity sparks planet formation

New research predicts the criteria needed for Earth-like planets to form around a star that have one-tenth the metallicity of our Sun. If researchers find small, rocky planets orbiting stars with lower metallicity, ...

Space & Earth / Astronomy

created Apr 10, 2012 | popularity 5 / 5 (1) | comments 9 | with audio podcast

Scientists find slow subsidence of Earth's crust beneath the Mississippi delta

The Earth's crust beneath the Mississippi Delta sinks at a much slower rate than what had been assumed.

Space & Earth / Earth Sciences

created Apr 02, 2012 | popularity 5 / 5 (6) | comments 8 | with audio podcast

New finding affects understanding of formation of the solar system

(PhysOrg.com) -- A global collaboration including five University of Notre Dame researchers has revised the half-life of samarium-146 (146Sm), reducing it to 68 million years from 103 million years. The finding ...

Space & Earth / Astronomy

created Apr 02, 2012 | popularity 4.7 / 5 (12) | comments 11 | with audio podcast

North American rivers are a sizable source of atmospheric carbon

To fulfill the need for an ever more accurate and complete understanding of the flow of carbon through the Earth system, a flurry of research has taken place in the past decade on previously overlooked aspects of the carbon ...

Space & Earth / Earth Sciences

created Mar 31, 2012 | popularity 4 / 5 (8) | comments 0

International scientific community issues first 'State of the Planet Declaration'

Scientists issued the first "State of the Planet" declaration at a major gathering of experts on global environmental and social issues in advance of the major UN Summit Rio+20 in June.

Space & Earth / Environment

created Mar 30, 2012 | popularity 5 / 5 (9) | comments 2

Rio Summit: Scientists warn of 'emergency on global scale'

Leading scientists on Thursday called on the upcoming Rio Summit to grapple with environmental ills that they said pointed to "a humanitarian emergency on a global scale."

Space & Earth / Environment

created Mar 29, 2012 | popularity 3.8 / 5 (13) | comments 39

New research can save tropical forests

Scientists from the University of Gothenburg, Sweden, have investigated how much carbon the natural forests of Sri Lanka contain. The results are important for work to reduce deforestation of tropical countries, ...

Space & Earth / Environment

created Mar 26, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast