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March 2006 Top Stories


»» Asteroid 2004 VD17 Classed as Torino Scale 2

Asteroid 2004 VD17 Classed as Torino Scale 2 [Wednesday, March 1, 2006] At the end of February, orbital calculations for near-earth-asteroid (NEA) 2004 VD17 indicated that the risk of an impact within the next century (specifically on May 4, 2102) was higher than that of any other known asteroid.



»» Study of 2004 Tsunami Disaster Forces Rethinking of Theory of Giant Earthquakes

Study of 2004 Tsunami Disaster Forces Rethinking of Theory of Giant Earthquakes [Wednesday, March 1, 2006] The Sumatra-Andaman earthquake of December 26, 2004, was one of the worst natural disasters in recent memory, mostly on account of the devastating tsunami that followed it.



»» NASA Mission Detects Significant Antarctic Ice Mass Loss

NASA Mission Detects Significant Antarctic Ice Mass Loss [Friday, March 3, 2006] Scientists were able to conduct the first-ever gravity survey of the entire Antarctic ice sheet using data from GRACE. This comprehensive study found the ice sheet's mass has decreased significantly from 2002 to 2005.



»» Spot at 20

Spot at 20 [Friday, March 3, 2006] 22 February 1986, the launch of Spot 1 marked the beginning of what was to become one of the world's premier Earth observation programmes and is still a beacon mission for CNES today.



»» Largest Crater in the Great Sahara Discovered by Boston University Scientists

Largest Crater in the Great Sahara Discovered by Boston University Scientists [Sunday, March 5, 2006] Researchers from Boston University have discovered the remnants of the largest crater of the Great Sahara of North Africa, which may have been formed by a meteorite impact tens of millions of years ago.



»» Hostile Beginnings for Components of Life

Hostile Beginnings for Components of Life [Tuesday, March 7, 2006] The components of life may have been under attack in the hostile environments of the universe's first galaxies, say astronomers using NASA's Spitzer Space Telescope.



»» Scientists Issue Unprecedented Forecast of Next Sunspot Cycle

Scientists Issue Unprecedented Forecast of Next Sunspot Cycle [Tuesday, March 7, 2006] The next sunspot cycle will be 30-50% stronger than the last one and begin as much as a year late, according to a breakthrough forecast using a computer model of solar dynamics developed by scientists at NCAR.



»» NASA Survey Confirms Climate Warming Impact of Polar Ice Sheets

NASA Survey Confirms Climate Warming Impact of Polar Ice Sheets [Thursday, March 9, 2006] In the most comprehensive survey ever undertaken of the massive ice sheets covering both Greenland and Antarctica, NASA scientists confirm climate warming is changing how much water remains locked in Earth's largest storehouses of ice and snow.



»» ESA satellite reveals Yellowstone's deep secret

ESA satellite reveals Yellowstone's deep secret [Thursday, March 9, 2006] Satellite images acquired by ESA's ERS-2 revealed the recently discovered changes in Yellowstone's caldera are the result of molten rock movement 15 kilometres below the Earth's surface, according to a recent study published in Nature.



»» NASA SOHO Spacecraft Helps Researchers See the Sun's Far Side

NASA SOHO Spacecraft Helps Researchers See the Sun's Far Side [Thursday, March 9, 2006] NASA researchers using the SOHO spacecraft have developed a method of seeing through the sun to the star's far side. The sun's far side faces away from the Earth, so it is not directly observable by traditional techniques.



»» NASA's Stardust Findings May Alter View of Comet Formation

NASA's Stardust Findings May Alter View of Comet Formation [Monday, March 13, 2006] Samples from comet Wild 2 have surprised scientists, indicating the formation of at least some comets may have included materials ejected by the early sun to the far reaches of the solar system.



»» Super-Earths May Be Three Times More Common Than Jupiters

Super-Earths May Be Three Times More Common Than Jupiters [Monday, March 13, 2006] Astronomers have discovered a new "super-Earth" orbiting a red dwarf star located about 9,000 light-years away. This world weighs about 13 times the mass of the Earth and is probably a mixture of rock and ice, with a diameter several times that of Earth.



»» Researchers convinced satellites are helpful in tracking epidemics

Researchers convinced satellites are helpful in tracking epidemics [Tuesday, March 14, 2006] The amount of data acquired by satellites is increasing at an exponential rate, and researchers are learning about the value of this data in fighting epidemic outbreaks as a result of ESA's Epidemio project.



»» Design of Earth Observation Satellite Constellation Awarded

Design of Earth Observation Satellite Constellation Awarded [Tuesday, March 14, 2006] Approved in Budget 2005, the specialised satellite constellation is made up of three small spacecraft to complement the legacy RADARSAT Program, and will be known as the RADARSAT Constellation.



»» Radar altimetry revolutionises the study of the ocean

Radar altimetry revolutionises the study of the ocean [Wednesday, March 15, 2006] In honour of altimetry, oceanographers, glaciologists, hydrologists and geodesists from around the world have gathered in Venice Lido, Italy, at the '15 Years of Progress in Radar Altimetry' symposium.



»» Integral looks at Earth to seek source of cosmic radiation

Integral looks at Earth to seek source of cosmic radiation [Thursday, March 16, 2006] Cosmic space is filled with continuous, diffuse high-energy radiation. To find out how this energy is produced, the scientists behind ESA's Integral gamma-ray observatory have tried an unusual method: observing Earth from space.



»» Toward an Integrated Arctic Observing Network

Toward an Integrated Arctic Observing Network [Friday, March 17, 2006] Observable changes, many of which have regional and global implications, are underway across the Arctic. Although the Arctic is not the only region on Earth affected by environmental change, it poses special problems and concerns.



»» Next Solar Cycle Predicted to Be Strong but Delayed

Next Solar Cycle Predicted to Be Strong but Delayed [Friday, March 17, 2006] Scientists are predicting that the next solar cycle will start a year late, in late 2007 or early 2008, and will be 30 percent to 50 percent stronger than the previous one.



»» NASA Scientists in Dogged Pursuit of Amount of Snow on Earth Embark on Arctic Trek

NASA Scientists in Dogged Pursuit of Amount of Snow on Earth Embark on Arctic Trek [Friday, March 17, 2006] An expedition into the frozen Arctic using dogsled teams kicks off March 12 from Alaska to help NASA find out how much snow blankets the Earth.



»» Through a satellite darkly: night views of European seas improve ESA ocean heat map

Through a satellite darkly: night views of European seas improve ESA ocean heat map [Friday, March 17, 2006] The Mediterranean looks better in the dark - at least in the view of an ESA-led effort to use satellites to take the daily temperature of Europe's seas.



»» Radar altimetry confirms global warming is affecting polar glaciers

Radar altimetry confirms global warming is affecting polar glaciers [Friday, March 17, 2006] Scientists have confirmed that climate warming is changing how much water remains locked in the Antarctic and Greenland ice sheets, according to an article published in the Journal of Glaciology.



»» 600 metre frieze of planet Earth around UNESCO

600 metre frieze of planet Earth around UNESCO [Friday, March 17, 2006] A frieze depicting planet Earth – made up of 1:1000000 scale satellite images – will be unfurled around UNESCO's Paris headquarters building from 29 March to 4 November.



»» NASA Risk and Exploration Symposium: Earth, Sea and the Stars: Session Four: Why We Explore (Presentation by John Grunsfeld)

NASA Risk and Exploration Symposium: Earth, Sea and the Stars: Session Four: Why We Explore (Presentation by John Grunsfeld) [Sunday, March 19, 2006] "I have a passion for exploration, and I have a weakness. When I see something like Columbia Hills, I have a need to look over that hill. It's a real challenge because you set limits for yourself."



»» Scientists Use Satellites to Help Detect Deep-Ocean Whirlpools

Scientists Use Satellites to Help Detect Deep-Ocean Whirlpools [Tuesday, March 21, 2006] Move over, Superman, with your X-ray vision. Marine scientists have figured out a way to see through the ocean's surface and detect what's below, with the help of satellites.



»» Polar neutrino observatory takes a big step forward

Polar neutrino observatory takes a big step forward [Tuesday, March 21, 2006] An international team of scientists and engineers has taken a major step toward completion of what will be the world's preeminent cosmic neutrino observatory under the South Pole that eventually will encompass a cubic kilometer of ice.



»» NOAA Space Environment Center: Earth's First Defense Against Sun's Fury

NOAA Space Environment Center: Earth's First Defense Against Sun's Fury [Tuesday, March 21, 2006] The NOAA Space Environment Center is the nation's first defense against the affects of solar weather and the official source of space weather alerts and warnings.



»» An Eclipse of the Sun for Europe, Africa, and Asia

An Eclipse of the Sun for Europe, Africa, and Asia [Tuesday, March 21, 2006] On Wednesday a total eclipse of the Sun will sweep across parts of West and North Africa, Turkey, and Central Asia. The eclipse will be partial across a much wider region, including most of Africa, all of Europe, and much of western and southern Asia.



»» CryoSat recovery mission confirmed for 2009

CryoSat recovery mission confirmed for 2009 [Wednesday, March 22, 2006] After the loss of CryoSat, 8 October 2005, Esa has confirmed the CryoSat recovery mission to study Earth's cryosphere. CryoSat-2 is scheduled to launch in 2009, with CNES's Doris* precise-positioning system on board.



»» Commission to set up new ‘GMES Bureau’

Commission to set up new ‘GMES Bureau’ [Wednesday, March 22, 2006] The EC is to boost resources devoted the development of the Global Monitoring for Environment and Security (GMES) initiative. In a decision taken on 8 March 2006, the Commission has established a new focal point for its GMES-related activities.



»» Relic of life in that Martian meteorite? A fresh look

Relic of life in that Martian meteorite? A fresh look [Wednesday, March 22, 2006] Since the mid-1990s a great debate has raged over whether organic compounds and tiny globules of carbonate minerals imbedded in the Martian meteorite Allan Hills 84001 were processed by living creatures from the Red Planet.



»» Climate change and the rise of atmospheric oxygen

Climate change and the rise of atmospheric oxygen [Wednesday, March 22, 2006] Today's climate change pales in comparison with what happened as Earth gave birth to its oxygen-containing atmosphere billions of years ago.



»» Arctic, Antarctic Melting May Raise Sea Levels Faster than Expected

Arctic, Antarctic Melting May Raise Sea Levels Faster than Expected [Thursday, March 23, 2006] Ice sheets covering both the Arctic and Antarctic could melt more quickly than expected this century, according to two studies that blend computer modeling with paleoclimate records.



»» NASA Scientist Claims Warmer Ocean Waters Reducing Ice Worldwide

NASA Scientist Claims Warmer Ocean Waters Reducing Ice Worldwide [Friday, March 24, 2006] According to a NASA scientist, the pieces to a scientific puzzle have come together to confirm warmer water temperatures are creeping into the Earth's colder areas. Those warm waters are increasing melting and accelerating ice flow in polar areas.



»» International Space Station Captures Images of Solar Eclipse

International Space Station Captures Images of Solar Eclipse [Wednesday, March 29, 2006] Crew members onboard the International Space Station captured images of this morning's solar eclipse, as they witnessed the spectacle from their unique vantage point 230 miles above the Earth.



»» GAO Report: Polar-Orbiting Operational Environmental Satellites - Cost Increases Trigger Review and Place Program's Direction on Hold

GAO Report: Polar-Orbiting Operational Environmental Satellites - Cost Increases Trigger Review and Place Program's Direction on Hold [Thursday, March 30, 2006] "The future direction of the NPOESS program - what will be delivered, at what cost, and by when - is currently on hold pending a decision on how to proceed."




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