News articles tagged with 'environmental' (Page 56)
Texas researchers and educators head for Antarctica
— 16 Aug 2007 16:58 | EnvironmentIt's been more than 100 years since anyone has journeyed to this section of Antarctica's Amundsen Sea, but that is about to change. Next month five UTSA researchers and a Boerne High…
Bones beat trees as markers for environmental change
— 16 Aug 2007 13:40 | Geology and palaeontologyEnvironmental change in the Earth's atmosphere is clearly writ in the bones of wolves, scientists from Michigan Technological University have discovered. To track atmospheric change…
What we can learn from the biggest extinction in the history of Earth
— 9 Aug 2007 20:23 | Geology and palaeontologyApproximately 250 million years ago, vast numbers of species disappeared from Earth. This mass-extinction event may hold clues to current global carbon cycle changes, according to Jonathan…
Plants learned to respond to changing environments
— 12 Jul 2007 21:43 | EnvironmentA team of John Innes centre scientists lead by Professor Nick Harberd have discovered how plants evolved the ability to adapt to changes in climate and environment. Plants adapt their…
Drought sensitivity shapes species distribution patterns in tropical forests
— 15 May 2007 01:30 | EnvironmentLooking at a rainforest it is easy to see that there are hundreds of different tropical plant species that inhabit the forest. Although the patterns of plant distributions in tropical…
Hibernating bears conserve more muscle strength than humans on bed rest do
— 24 Apr 2007 16:30 | BiologyA fascinating new study from the recent issue of Physiological and Biochemical Zoology quantifiably measures the loss of strength and endurance in black bears during long periods of…
Biologists produce global map of plant biodiversity
— 21 Mar 2007 00:15 | BiologyBiologists at the University of California, San Diego and the University of Bonn in Germany have produced a global map of estimated plant species richness. Covering several hundred…
Caribbean extinctions occurred 2M years after apparent cause
— 12 Mar 2007 23:17 | Geology and palaeontologySmithsonian scientists and colleagues report a new study that may shake up the way palaeontologists think about how environmental change shapes life on Earth. The researchers summarised…