(Reuters) - Astronaut Shane Kimbrough, attached to a work platform on the end of the Space Shuttle Endeavour's robotic arm, lubricates the Latching End Effector snare at the end of the space station's robot arm during his spacewalk in this view from NASA TV November 20, 2008. (NASA TV/Reuters)

(Reuters) - Astronaut Shane Kimbrough waves to fellow spacewalker and photographer Heidemarie Stefanyshyn-Piper in this photo taken November 20, 2008 and released by NASA on November 21, 2008, as construction and maintenance continued on the International Space Station. (NASA/Reuters)

(AFP/File) - French adventurer Laurence de la Ferriere (pictured), who was recently awarded the French Legion of Honour, has been appointed as a district chief of the Dumont d'Urville scientific research station in Terre Adelie, for a 15-month mission.(AFP/File/Jean-Pierre Clatot)

(AFP/File) - File photo shows people photographing dead beached whales on the eastern coast of the USA. Australian rescuers have saved 11 stranded whales by moving them by road to another beach and dragging them out to sea.(AFP/File/John Mottern)

(AFP/NASA Video) - This video grab provided by NASA shows US space shuttle Endeavour Mission Specialists Heide Piper (top) and Steve Bowen as they work on the starboard Solar Alpha Rotary Joint (SARJ) of the International Space Station (ISS) during the third of four planned spacewalks for the STS-126 mission.(AFP/NASA Video)

(AFP/HO) - US space shuttle Endeavour Mission Specialist Steve Bowen gathers his tools near the starboard Solar Alpha Rotary Joint (SARJ) of the International Space Station, on November 22, as he and fellow spacewalker Heide Piper wrap up the third of four planned spacewalks for the STS-126 mission.(AFP/HO)

(AFP/File) - US space shuttle Endeavour and ISS Expedition crew members. First row left-right: Sanddr Magnus of the US, Russian Yury Lonchakov, Greg Chamitoff of the US, ISS Commander Michael Fincke of the US; second row: Shane Kimbrough of the US, Endeavour Commander Chris Ferguson of the US, Endeavour Pilot Eric Boe of the US; third row: Steve Bowen, Heide Stefanyshyn-Piper and Donald Petit, all of the US.(AFP/File/Nasa Video)

(DDP/AFP/File) - German Chancellor Angela Merkel (right) is seen checking out a car with Head of Ford Germany, Bernhard Mattes, in Cologne. Mattes said the EU should make around 40 billion euros (50 billion dollars) in loans available to the continent's ailing auto sector, in an interview with the Bild newspaper published on Friday.(DDP/AFP/File/Henning Kaiser)

(AFP/File) - "Some are arguing that, given the very difficult economic situation, we can no longer afford our climate change and energy package," the president of the European Commission, Jose Manuel Barroso (pictured), said in Lisbon on Friday.(AFP/File/Frederick Florin)

(AFP/File) - EU Industry Commissioner Guenter Verheugen (pictured) has called for the European Investment Bank (EIB) to increase credit lines "for makers of more eco-friendly cars."(AFP/File/Wojtek Radwanski)

(Canadian Press) - In this image provided by NASA astronauts Heidemarie Stefanyshyn-Piper (left) and Shane Kimbrough participate in the mission's second scheduled session of extravehicular activity Thursday Nov. 20, 2008 as construction and maintenance continue on the International Space Station. THE ASSOCIATED PRESS/NASA

(AFP/File) - A beached Pilot whale lies dead in 2002. Fifty-two pilot whales have died after a mass stranding on Tasmania's northwest coast, the Australian Broadcasting Corporation reported Saturday.(AFP/File/John Mottern)

(AFP) - South Korea President Lee Myung-bak takes his seat for the leaders retreat during the Asia-Pacific Economic Cooperation (APEC) summit at the Ministry of Defense Convention Center in Lima. Lee on Saturday appealed for investment in green energy, saying it would not only help the environment but also boost the ailing world economy.(AFP/Mandel Ngan)

(Reuters) - Astronaut Shane Kimbrough (bottom) works outside the International Space Station during the second of the Space Shuttle Endeavour's four scheduled spacewalks in this view from NASA TV November 20, 2008. (NASA TV/Reuters)

(Reuters) - International Space Station flight engineer Mike Fincke (R) makes a face in response to a question during a news conference from the orbiting laboratory in this image from NASA TV, November 21, 2008. The combined crew of the Space Shuttle Endeavour and the ISS are (front row, from L) Expedition 18 crewmembers Sandra Magnus, Yury Lonchakov, Greg Chamitoff and Fincke along with shuttle crewmembers (middle row, from L) Robert Kimbrough, Christopher Ferguson, Eric Boe and (back row, from L) Stephen Bowen, Heide Stefanyshyn-Piper and Donald Pettit. (NASA TV/Reuters)

(AFP/File) - The new Cooper Mini E, electric version of the Mini, is unveiled during the Los Angeles Auto show, November 19, 2008, in Los Angeles, California. From electric cars to electronic trees on dashboards that sprout leaves when you drive in a more economical way, nothing is off limits for auto manufacturers seeking to show their green credentials.(AFP/File/Gabriel Bouys)

(AFP/Getty Images/File) - A GM Chevrolet Volt electric car is shown during the Los Angeles Auto Show on November 20, 2008 in Los Angeles, California. From electric cars to electronic trees on dashboards that sprout leaves when you drive in a more economical way, nothing is off limits for auto manufacturers seeking to show their green credentials.(AFP/Getty Images/File/David Mcnew)

(AFP) - The Mitsubishi MIEV (Mitsubishi Innovative Electric Vehicle) is displayed during the Los Angeles Auto Show on November 19, 2008 in Los Angeles, California. From electric cars to electronic trees on dashboards that sprout leaves when you drive in a more economical way, nothing is off limits for auto manufacturers seeking to show their green credentials.(AFP/Gabriel Bouys)

(Reuters) - A spider hangs from a web as the space shuttle Atlantis sits on 39B after the launch attempt was scrubbed at the Kennedy Space Center in Cape Canaveral, Florida September 6, 2006. (Scott Audette/Reuters)

(AFP/File) - This handout image shows Markham Fiord in August 2008 after the Markham Ice Shelf broke away. At least 200 narwhal whales in Canada's Arctic, trapped by winter ice that is setting in around them and facing starvation or suffocation, must be culled, officials said Friday.(AFP/File/Denis Sarrazin)

(Reuters) - Astronaut Shane Kimbrough relocates one of the two Crew and Equipment Translation Aid (CETA) carts while attached to the International Space Station's robot arm in this view from NASA TV November 20, 2008. (NASA TV - /Reuters)

(DDP/AFP/File) - European Space Agencys (ESA) Belgian astronaut Frank De Winne poses for photographers in front of a model of the International Space Station (ISS) at the EADS center in Bremen, Germany in 2007. The International Space Station (ISS) next year will be commanded for the first time by a European, the European Space Agency (ESA) announced here on Friday.(DDP/AFP/File/David Hecker)

(Reuters) - An artist's conception shows what NASA's Mars Reconnaissance Orbiter has revealed, vast Martian glaciers of water ice under protective blankets of rocky debris at much lower latitudes than any ice previously identified on the Red Planet. Scientists analyzed data from the spacecraft's ground-penetrating radar and report in the November 21, 2008 issue of the journal Science that buried glaciers extend for dozens of miles from edges of mountains or cliffs. (NASA/Handout/Reuters)

(Reuters) - This handout image, released November 20, 2008, shows a perspective view of a mountain in the eastern Hellas region of Mars surrounded by a lobate deposit with flow textures on the surface. A radar instrument aboard a NASA spacecraft has detected large glaciers hidden under rocky debris that may be the vestiges of ice sheets that blanketed parts of Mars in a past ice age, scientists said on Thursday. (Ernst Hauber/ESA/DLR/Handout/Reuters)

(AFP/BGNES) - Bulgarian archaeologists work near a Thracian bronze chariot discovered near the village of Karanovo. A bronze chariot dating back to the second century AD has been unearthed in a Thracian burial mound in southeastern Bulgaria, archaeologists said Friday.(AFP/BGNES)

(AFP) - Indian Minister of Science and Technology Kapil Sibal speaks during a business lunch in New Delhi. India on Friday dismissed as "propaganda" a UN report suggesting the formation of a brown cloud over Asia was due to the burning of fossil fuels by countries in the region.(AFP/Pedro Ugarte)

(AFP/HO) - A handout picture obtained from the Scottish Wildlife Trust shows a beaver chewing on some wood. Four families of beavers have arrived in Britain for a landmark project which will see them introduced into the wild here for the first time in over 400 years, experts said Friday.(AFP/HO)

(AFP/File) - People walk past a giant sculpture featuring Albert Einstein's formula "E=mc2" in front of Berlin's Altes Museum in 2006. It's taken more than a century, but Einstein's celebrated formula e=mc2 has finally been corroborated, thanks to a heroic computational effort by French, German and Hungarian physicists.(AFP/File/John Macdougall)

(AFP/GREENPEACE) - Greenpeace activists block the entrance of the Garona nuclear power plant near Burgos, northwest Spain, during a protest to claim the closure of the site. Police in Spain detained 30 Greenpeace activists Thursday who had blocked the entrance to the country's oldest nuclear power station which the environmental group is urging the government to close, the group said.(AFP/GREENPEACE/Mario Gomez)

(AFP/File) - Russia on Thursday signed an agreement to give 500,000 dollars to an Asia-Pacific fund to combat climate change and disasters. Russian Foreign Minister Sergei Lavrov, seen here in October 2008, described the donation to the Support Fund of the Asia-Pacific Economic Cooperation (APEC) as an "initial contribution."(AFP/File/Vyacheslav Oseledko)

(AFP/NASA Video) - US space shuttle Endeavour Mission Specialist Heide Piper (Lower C) is seen in this NASA video image as she moves along a truss of the International Space Station during the second of four planned spacewalks for the STS-126 mission.(AFP/NASA Video)

(AFP/NASA Video) - US space shuttle Endeavour Mission Specialist Shane Kimbrough (Lower C) is seen in this NASA video image as he works on a truss of the International Space Station during the second of four planned spacewalks for the STS-126 mission.(AFP/NASA Video)

(Reuters) - The International Space Station's robot arm and an external antenna are seen in the foreground as the Space Shuttle Endeavour closes in on the orbital outpost for docking in this image from NASA TV November 16, 2008. (NASA TV/Reuters)

(Reuters) - As NASA prepares to double the number of astronauts living aboard the International Space Station, nothing may do more for crew bonding than a machine being launched aboard the space shuttle Endeavour on Friday. It's a water-recycling device that will process the crew's urine for communal consumption. (Graphics/Reuters)

(Reuters) - The Space Shuttle Endeavour is seen docked to the International Space Station with the Earth in the background in this image from NASA TV November 16, 2008. (NASA TV/Reuters)

(Reuters) - Crew members of the space shuttle Endeavour on Mission STS-126 arrive to prepare for launch at the Kennedy Space Center in Cape Canaveral, Florida November 11, 2008. From left are Donald Pettit, Pilot Eric Boe, Mission Commander Chris Ferguson, Heidemarie Stefanyshyn-Piper, Robert Kimbrough, Steve Bowen and Sandra Magnus. The mission to the International Space Station is scheduled for November 14. (Joe Skipper/Reuters)

(Reuters) - The space shuttle Endeavour lifts off from the Kennedy Space Center in Cape Canaveral, Florida November 14, 2008. Endeavour carries a crew of seven astronauts on a mission to the International Space Station. (David Carlson/Reuters)

(Reuters) - Space Shuttle Endeavour Commander Chris Ferguson (C) greets International Space Station Commander Mike Fincke (R) as ISS flight engineer Yury Lonchakov looks on after the opening of the hatches between the two spacecraft in this view from NASA TV November 16, 2008. (NASA TV/Reuters)

(Reuters) - NASA guests pose for pictures in front of the space shuttle Endeavour at the Kennedy Space Center in Cape Canaveral, Florida November 13, 2008. The shuttle is covered by the protective Rotating Service Structure. Launch of Endeavour on Mission STS-126 to the International Space Station is scheduled for November 14. (Scott Audette/Reuters)

(Reuters) - The Space Shuttle Endeavour with the Leonardo multi-purpose logistics module is visible in the open payload bay of the orbiter in this image from cameras aboard the International Space Station from NASA TV November 16, 2008. (NASA TV/Reuters)

(AFP/Getty Images/File) - Poland's Prime Minister Donald Tusk will meet his British counterpart Gordon Brown, seen here in November 2008, on Monday in London for talks on the EU's planned climate package and the global financial crisis, a Tusk aide said.(AFP/Getty Images/File/Mario Tama)

(AFP/NASA/ESA/File) - This NASA Hubble Space Telescope image released in 2005 shows Mars. NASA scientists have discovered enormous underground reservoirs of frozen water on Mars, away from its polar caps, in the latest sign that life might be sustainable on the Red planet.(AFP/NASA/ESA/File)

(AFP/Getty Images/File) - Top Senate Democrats on Thursday said they would introduce major global warming legislation early next year, saying Barack Obama's election meant a "sea change" in the battle against climate change. "The time to start is now," said Democratic Senator Barbara Boxer, seen here in April 2008 in Washington, DC.(AFP/Getty Images/File/Chip Somodevilla)

(AFP/HO/File) - This handout image shows Markham Fiord in August 2008 after the Markham Ice Shelf broke away. Top Senate Democrats on Thursday said they would introduce major global warming legislation early next year, saying Barack Obama's election meant a "sea change" in the battle against climate change.(AFP/HO/File/Denis Sarrazin)

(AFP/Getty Images/File) - Barack Obama speaks at a campaign rally at the Lansing Center August 4, 2008 in Lansing, Michigan. Top Senate Democrats on Thursday said they would introduce major global warming legislation early next year, saying Barack Obama's election meant a "sea change" in the battle against climate change.(AFP/Getty Images/File/Bill Pugliano)

(AFP/File) - Philippine Health Secretary Francisco Duque attends a press conference in Manila in October 2008. Global warming may have contributed to a recent spate of outbreaks of deadly diseases in the Philippines, Duque said Thursday.(AFP/File/Jay Directo)

(AFP) - Officials visit a photography exhibition with the desert theme in Algiers on the eve of the opening ceremony of the 'African Conference of Ministers in Charge Of Environment On Climate Change Post-2012,' November 19. Africa seeks a common position with the European Union going into climate-change negotiations next year, Algeria's environment minister said Thursday following pan-African agreement.(AFP/Fayez Nureldine)

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