NASA-funded robotic sub makes final dive to reach bottom of Earth's deepest sinkhole
...A mission to explore one of Antarctica's ice-bound polar lakes. Researchers believe ice-bound lakes hold clues to the origins of life on Earth. ...Investigating coral reefs to help understand past and future climate change
...pt climatic change and rapid sea-level rise due to polar ice sheets melting, similar conditions to what we see the Earth facing now and which are predicted for the future. Reconstructing past environments may lead to a better estimate of the climate sensitivity and hence of future climate change. Fossil...German-Korean collaboration in Polar and Marine research will be intensified
...s in Korea have been planned for the International polar Year 2007/2008, the German and Korean scientists will discuss other joint projects, as well as plans for the new icebreaker that the Korea is planning to build very soon. Professor Thiede said We have a cooperation with KORDI in the area of marine a...Departure to cold water corals and other 'hot spots'
...hine, to begin its first work in the International polar year. Bremerhaven, 24 May 2007. With a new coat of paint, thorough ship inspection, and sailing under the flag of the Helmholtz Association, Polarstern begins to make its way toward the north on May 29. The flagship of the Alfred Wegener Institute...Want to save polar bears? Follow the ice
...ernments watershed decision to propose listing the polar bear as "Threatened" under the Endangered Species ...ccurately predict where sea icea vital habitat for polar bears and seals that they prey onwill remain into the near future. "The polar bear could be at th...Prey not hard-wired to fear predators
...ions where the top predators no longer exist. (the polar islands of Greenland and Svalbard, Norway) Locations where native predators have been re-established after once being extinguished. (Yellowstone and Grand Teton National Parks ) To test reactions of animals living without their tradition...Antarctic icebergs -- Hotspots of ocean life
... west coast of the U.S. or ice-edge communities in polar oceans. As diatoms are the preferred food for krill, we expect the changes in phytoplankton community composition to favor grazing as a key biological process involved in carbon sequestration around free-floating icebergs, said oceanographer Maria Ve......lopment of icehouse Earth conditions and permanent polar icecaps. Not only did penguins reach low latitudes during this warmer interval, but they thrived: more species are known from the new Peruvian localities than inhabit those regions today. By comparing the pattern of evolutionary relationships wit...Global warming is evaporating Arctic ponds, new study shows
...-- the most common source of surface water in many polar regions -- are now beginning to evaporate due to recent climate warming, say two of Canadas leading environmental scientists. John Smol (Professor of Biology at Queens University and holder of the Canada Research Chair in Environmental Change) and ...1,000-year-old Arctic ponds disappearing due to global warming
...nds of years, are completely drying out during the polar summer. These shallow ponds, which dot the Arctic landscape, are important indicators of environment change and are especially susceptible to the effects of climate change because of their low water volume. As published in the Proceedings of the N...Investigating Life in Extreme Environments report gives hints on facts of life
...reme environments (from deep sea to acidic rivers, polar regions or planetary bodies). A series of recommendations were made from a large-scale interdisciplinary workshop (128 participants) organised in November 2005 with an additional workshop organised in March 2006. They have identified interdisciplinar...Nature's secrets yield new adhesive material
...thors, their findings mark the first time that two polar opposite adhesion strategies in nature have been merged into a man-made reversible adhesive. Our work represents a proof of principle that it can be done, said Phillip Messersmith, D. D.S., Ph.D., a scientist at Northwestern University in Evanston, ......rences distinguish the genomes of strains from the polar circle or the subtropics, from America, Africa or Asia has been investigated for the first time by research teams from Tübingen, Germany, and California led by Detlef Weigel from the Max Planck Institute for Developmental Biology. The results were su...Limpets reveal possible fate of cold-blooded Antarctic animals
...their temperate and tropical cousins, cold-blooded polar marine animals are incapable of fast growth. Until now scientists assumed that a lack of food in winter was the major limiting factor. Studies of the protein-making abilities of limpets in both the sea around the British Antarctic Surveys (BAS) Ro......m and pull one half out of the oocyte into a small polar body that is later discarded. Microtubule spindles are found in all dividing cells. What is special about oocytes is that they lack specialised spindle-forming organelles, called centrosomes, says Jan Ellenberg, Coordinator of the Gene Expression Uni...