Posts Tagged ‘hydrology’
Robotic sub records flow of undersea river
U. LEEDS (UK)—A team of scientists has used a robotic submarine to observe detailed flows within an deep-sea river for the first time. Continue…
Monday, August 2, 2010 12:12 - 0 Comments
Science & Technology - Jun 14, 2010 14:46 - 2 Comments
Ocean may have covered one-third of Mars
U. COLORADO (US)—A vast ocean likely covered one-third of the surface of Mars some 3.5 billion years ago. The volume of the ancient Mars ocean would have been about 10 times less than current volume of Earth’s oceans, researchers say. Mars is slightly more than half the size of Earth. (more…)
Science & Technology - May 5, 2010 12:35 - 1 Comment
Pressurized water feature in maya plumbing
PENN STATE (US)—A water feature found in the Maya city of Palenque, Mexico, is the earliest known example of engineered water pressure in the new world, according to a collaboration between an archaeologist and a hydrologist. (more…)
Earth & Environment - Mar 17, 2010 10:44 - 1 Comment
Mini river delta could help predict flooding
U. PENN (US)—An interdisciplinary team of physicists and geologists has made a major step toward predicting where and how large floods occur on river deltas and alluvial fans. (more…)
Earth & Environment - Feb 2, 2010 23:30 - 4 Comments
California’s troubled waters
UC IRVINE (US)—Space observations reveal that since October 2003, the aquifers for California’s primary agricultural region—the Central Valley—and its major mountain water source—the Sierra Nevada—have lost nearly enough water combined to fill Lake Mead, America’s largest reservoir. (more…)
Earth & Environment - Dec 21, 2009 14:59 - 3 Comments
From space, daily snapshot of CO2 levels
TEXAS A&M (US)—Researchers studying climate now have a new tool at their disposal that yields daily global measurements of carbon dioxide and water vapor in a key part of Earth’s atmosphere. (more…)
Science & Technology - Dec 18, 2009 18:27 - 0 Comments
Fog found on Titan
CALTECH (US)—Saturn’s largest moon, Titan, looks to be the only place in the solar system—aside from our home planet, Earth—with copious quantities of liquid (largely, liquid methane and ethane) sitting on its surface. (more…)
Earth & Environment - Dec 17, 2009 12:27 - 1 Comment
Arctic rivers as climate change forecasters
TEXAS A&M (US)—Scientists may be able to gauge the effects of climate change in the polar regions by monitoring bacterial communities in six large Arctic rivers, new research shows. (more…)
Earth & Environment, Health & Medicine - Apr 27, 2009 11:15 - 0 Comments
Digging deep for clues to Asian water crisis
STANFORD (US)—Health experts have called the water crisis in southern Asia the largest mass poisoning in history. While more than 140 million people drink arsenic-contaminated groundwater each day—and thousands die each year from chronic exposure—the source of the poisoning has been difficult to trace. New clues found in an isolated region of Cambodia could help millions tap safer water sources. (more…)
