Beyond batteries: Storing power in a sheet of paper
... vehicles. Along with its ability to function in temperatures up to 300 degrees Fahrenheit and down to 100 below zero, the device is completely integrated and can be printed like paper. The device is also unique in that it can function as both a high-energy battery and a high-power supercapacitor, which are gen...Climate change and permafrost thaw alter greenhouse gas emissions in northern wetlands
...n many northern ecosystems. But rising atmospheric temperatures are accelerating rates of permafrost thaw in northern regions, says MSU researcher Merritt Turetsky. In the report, The Disappearance of Relict Permafrost in Boreal North America: Effects on Peatland Carbon Storage and Fluxes, in this weeks online ...1 of deep ocean's most turbulent areas has big impact on climate
...cause mixing produces the overall balance of water temperatures that helps control the strength of the Gulf Stream -- the strong, warm ocean current that starts in the Gulf of Mexico, flows along the U.S. east coast to Canada and on to Europe, and plays a crucial climate role. Oceanographers are working hard ...What we can learn from the biggest extinction in the history of Earth
...ight leave is temperature. For example, when ocean temperatures rise during El Nio years, corals bleach. This type of immediate response to environmental change is hard to track in the geologic record. "We hope to reconcile the short-term processes we observe operating in the modern world with the very long tim...Indo-Pacific coral reefs disappearing more rapidly than expected
... disappear. Coral disease, predators, rising ocean temperatures due to climate change, nutrient pollution, destructive fishing practices and sediment run-off from coastal development can all destroy reef communities. Indo-Pacific reefs have played an important economic and cultural role in the region for hundr...Census of Marine Life historians detail collapse of bluefin tuna population off northern Europe
... the favourite places tend to be where sea surface temperatures are 24 to 27 degrees Celsius and where the slope o...ly small change in the distribution of sea surface temperatures in the Gulf of Mexico will likely cause a change in the timing and location of spawning, the authors...Nanotechnology helps scientists make bendy sensors for hydrogen vehicles
...ers transfer the SWNTs onto a plastic substrate at temperatures lower than 150 degrees C using a technique called dry transfer printing. This precise process is what allows the film of nanotubes to form on the plastic, after which the palladium nanoparticles can be deposited on the SWNTs to make the sensors. Th...... OspreyDeepclean, showed that dry steam applied at temperatures ranging from 150 to 180 C could destroy bacteria, ...a precious metal catalyst to generate the steam at temperatures up to 800 C in just a couple of seconds, at room temperature and pressure. Steam produced by the tec...Wild weather forces farmers to adapt
...o maximize crop production in the face of variable temperatures and precipitation, scientists say farmers may want to adopt a system in which crop sequencing decisions are based upon weather patterns and management goals each year. However, before making the change to a more adaptable cropping systems strategy, r...Isoprene emission from plants -- a volatile answer to heat stress
...n that is similar to what happens in nature, where temperatures around the leaves often oscillate, with short heat spikes). Thus, their results clearly indicate that isoprenes have an important role in protecting the leaves from the harmful effects of high ambient temperature. How does isoprene confer heat tole...Smithsonian's National Zoo researchers use electronic eggs to help save threatened species
...er has laid her eggs, contains sensors that record temperatures on four quadrants of the eggs surface as well as in the eggs interior. Motion detectors record how frequently the mother turns the egg during incubation. The data are recorded 24 hours a day and downloaded to a computer every 48 hours. National Zoo s...Limpets reveal possible fate of cold-blooded Antarctic animals
...ecies that will inevitably move into the region as temperatures rise. Growth in animals occurs primarily by making and retaining proteins. While tropical water limpets typically retain 70% of the proteins they make, those in the Antarctic appear only to retain about 20%....Microscopic jets, diamonds unlikely on Uranus, and amazing mosquito legs
...performed a numerical analysis showing that at the temperatures and pressures in gas giant planets like Uranus, arrangements of carbon atoms would be much more suitable for creating tiny bits of graphite rather than diamond. In white dwarfs, on the other hand, the simulation shows that the conditions would cau...Philadelphia ecologist receives top Mongolia honor
...ammals, birds and plants. Steadily rising average temperatures are a subject of intense analysis, and the pristine nature of the Lake Hvsgl watershed makes it ideal for climate change studies. With funding from the National Science Foundation and private foundations, Goulden and his Mongolian colleagues have fou...Co-operation between GSF and clinic improves outlook for sarcoma patients
...elsius, with, the aid of electromagnetic waves. At temperatures of 42 C, cells begin to die, on account of the heat. The combination therapy developed at GSF and the Grohadern Medical Centre exploits the fact that tumour cells are more vulnerable at 40 C to the immune system and also to radiotherapy and chemother...Changing climate will challenge Northeast agriculture, CU expert warns
...scenario, parts of New York are projected to reach temperatures by late century that would reduce milk production ... constrained to southern states by our cold winter temperatures could encroach throughout the southern half of New York by mid-century," said Wolfe. His recommendat...Illinois-based study of energy crops finds miscanthus more productive than switchgrass
...his extended growing season and accompanying lower temperatures proved to further boost the photosynthetic activit...found to be expressed at higher rates when ambient temperatures are lower. This enzyme supports C4 photosynthesis in Miscanthus. Unraveling the mystery of why Mi...Loss of hemlocks will affect water dynamics in southern Appalachian forests
...animals; their shade helps maintain the cool water temperatures required by trout and other aquatic organisms in mountain streams. No other native evergreen in the southern Appalachians will likely fill the ecohydrological role of eastern hemlock if widespread mortality occurs, says Ford, ecologist with the O...Greenland's ancient forests shed light on stability of ice sheet
...d ice sheet may be much more stable against rising temperatures than previously thought. Researchers analysed i...emperatures, known as an interglacial period. When temperatures fell again, the area became covered in ice. This ice sheet appears to have remained during the last ...... and the presence of other trees shows that summer temperatures were at least 10 degrees. Climate theories over-turned The research results are the first direct proof that there was forest in southern Greenland. Furthermore Willerslev found genetic traces of insects such as butterflies, moths, flies and bee...