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Scientists may have solved an ecological riddle
A team of scientists may have solved the riddle of why plants that work with bacteria to convert atmospheric nitrogen gas into an essential biological nutrient (ammonia) tend to prevail in the world's tropical regions rather than higher latitudes. view more (2008-06-19)
NASA satellites catch 2 views of Felicia already affecting Hawaii
Tropical Storm Felicia is closing in on the Hawaiian Island chain and its center is now expected to pass just north of the big island before moving through the islands Tuesday and Wednesday. view more (2009-08-11)
Australia's climate: Drought and flooding in annual rings of tropical trees
Annual rings are acclaimed in representing natural climate archives. For the temperate latitudes it is known that the growth of these annual rings depend mainly on temperature and precipitation. view more (2009-06-12)
Yellowstone ecosystem may lose key migrant
A mammal that embarks on the longest remaining overland migration in the continental United States could vanish from the ecosystem that includes Yellowstone and Grand Teton National Parks, according to a study by the Wildlife Conservation Society (WCS) and National Park Service. view more (2006-07-11)
Two NASA Satellites Captures Hurricane Bill's
Bill was the third tropical depression in the Atlantic Ocean hurricane season, behind Ana and Tropical Depression One. Over the weekend Bill grew into the first hurricane in the Atlantic this season. Two NASA Satellites captured Bill's rainfall and cloud temperatures as he was powering up. view more (2009-08-18)
Researchers determine why wolves not dispersing as fast as expected in Yellowstone
In 1995, 14 wolves were transferred to Yellowstone National Park in the U.S. from the Canadian Rocky Mountains, with 17 more joining them the following year. view more (2006-11-02)
Life Lessons: Where Psychology Stands on Living Well
Unfortunately for us, there is no formula for fulfillment or guide to life satisfaction; however, humans have turned to philosophy, religion and science time and again for answers to our existential questions. view more (2009-07-23)
Pathogenic soil bacterium is influenced by land management practices
Researchers from Menzies School of Health Research in Darwin, Australia have found that the soil bacterium Burkholderia pseudomallei, which causes the emerging infectious disease melioidosis in humans and animals, is associated with land management changes such as livestock husbandry or residential gardening. view more (2009-01-21)
Frequency of Atlantic hurricanes doubled over last century, climate change suspected
About twice as many Atlantic hurricanes form each year on average than a century ago, according to a new statistical analysis of hurricanes and tropical storms in the north Atlantic. view more (2007-07-30)
Man-Made Climate Change
A new study published in this week's issue of Nature is the first to show that human activity is altering the circulation of the tropical atmosphere and ocean through global warming. view more (2006-05-04)
NASA snow data helps maintain nation's largest, oldest bison herd
Grainy photographs of America's Old West recall a time when large bison herds migrated across wide prairie lands, 30 million strong, with the changing seasons determining their path and destination. view more (2006-11-03)
NASA Eyes Category 4 Hurricane Felicia and a Stubborn Enrique
Felicia is the storm that rules the Eastern Pacific Ocean this week, but Enrique refuses to give up. Felicia is a major hurricane with sustained winds near 140 mph, and Enrique is still hanging onto tropical storm status with 50 mph sustained winds. view more (2009-08-07)
A Walk In The Park A Day Keeps Mental Fatigue Away
If you spend the majority of your time among stores, restaurants and skyscrapers, it may be time to trade in your stilettos for some hiking boots. view more (2008-12-19)
Global Warming Surpassed Natural Cycles in Fueling 2005 Hurricane Season, NCAR Scientists Conclude
Global warming accounted for around half of the extra hurricane-fueling warmth in the waters of the tropical North Atlantic in 2005, while natural cycles were only a minor factor. view more (2006-06-23)
Turtle nesting threatened by logging practices in Gabon, Smithsonian warns
Endangered sea turtles are victims of sloppy logging practices in the west central African country Gabon, according to a study led by William Laurance, staff scientist at the Smithsonian Tropical Research Institute. The study will be published online in the journal Oryx later this month. view more (2008-03-17)
In a last 'stronghold' for endangered chimpanzees, survey finds drastic decline
In a population survey of West African chimpanzees living in Côte d'Ivoire, researchers estimate that this endangered subspecies has dropped in numbers by a whopping 90 percent since the last survey was conducted 18 years ago. view more (2008-10-14)
Where there's muck there's grass
The oldest ecological experiment in the world, set up almost 150 years ago to see whether inorganic fertilisers could produce more grass than traditional animal manures, is becoming an important source of evidence on the impact of climate change on genetic variation in plants. Speaking at the British Ecological Society's Annual Meeting, being... view more... (2003-09-01)
Limpets reveal possible fate of cold-blooded Antarctic animals
A limpet no bigger than a coin could reveal the possible fate of cold-blooded Antarctic marine animals according to new research published this week in The Journal of Experimental Biology. view more (2007-07-24)
Seeing the forest and the trees
With human emissions of carbon dioxide on the rise, there is growing interest in maintaining the Earth's natural mechanisms that absorb and store carbon. view more (2005-10-24)
Marianas on Alert: Melor Joins the Typhoon Group
Being a typhoon seems to be the "in thing" lately for tropical cyclones in the Western Pacific, and Melor is now one of the "in crowd." NASA's QuikScat and Aqua satellites helped the U.S. Navy's Joint Typhoon Warning Center confirm that Melor now has sustained winds near 115 knots. The Marianas Islands have posted watches and... view more... (2009-10-02)
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