Posts Tagged ‘environmental sciences’
Weeds grow more resistant to herbicides
PENN STATE (US) — Over-reliance on one type of herbicide for weed control on US farms has created a dramatic increase in the number of genetically resistant weeds, a new study shows. Continue…
Friday, February 10, 2012 13:24 - 0 Comments
Earth & Environment - Feb 8, 2012 12:49 - 0 Comments
As gas booms, calls for hydrofracking rules
STANFORD (US) — Disclosing chemicals used on federal land is only one step toward ensuring the safety of hydraulic fracturing, the booming technology that offers economic and environmental benefits, according to geophysicist Mark Zoback. (more…)
Earth & Environment - Feb 6, 2012 15:04 - 0 Comments
New hot spring may predict volcano blasts
U. TEXAS-AUSTIN (US) — Scientists have discovered a new type of hot spring, a “terrestrial smoker,” along the banks of a volcanic lake in the Philippines. (more…)
Science & Technology - Feb 2, 2012 15:02 - 2 Comments
Experts question: Jellyfish really on the rise?
UC SANTA BARBARA (US) — Claims that jellyfish are increasing worldwide are not backed up by any hard evidence or scientific analyses, according to a new study. (more…)
Earth & Environment - Jan 31, 2012 12:07 - 0 Comments
‘Blue holes’ may hint at life’s origins
TEXAS A&M (US) — Researchers say underwater caves may provide clues about how ocean life formed on Earth—and perhaps suggest marine life on other planets. (more…)
Earth & Environment - Jan 31, 2012 10:47 - 2 Comments
Volcanoes likely sparked Little Ice Age
U. COLORADO-BOULDER (US) — Four massive tropical volcanic eruptions that occurred over a span of 50 years may have triggered Earth’s enigmatic Little Ice Age. (more…)
Earth & Environment - Jan 30, 2012 13:03 - 0 Comments
American ozone depletes European wheat
U. LEEDS (UK) — Air pollution from North America causes Europe to lose 1.2 million tons of wheat a year, a new study shows. (more…)
Earth & Environment - Jan 27, 2012 12:30 - 1 Comment
Restored wetlands may never recover
UC BERKELEY (US) — Even after a century of restoration efforts, some wetlands are never able to return to their original natural state. (more…)
Earth & Environment - Jan 26, 2012 13:12 - 2 Comments
Lower emissions, less money, long life?
U. LEEDS (UK) — Countries with high incomes and high carbon emissions do not achieve higher life expectancies than those with moderate incomes and lower carbon emissions, a new study finds. (more…)
Earth & Environment - Jan 24, 2012 17:16 - 3 Comments
Ocean sensors gauge pH on global scale
UC SANTA BARBARA (US) — A team of researchers has reported results from the broadest worldwide study of ocean acidification—or pH level—to date. (more…)
Earth & Environment - Jan 23, 2012 11:52 - 1 Comment
Amazon basin shows signs of stress
UC SANTA BARBARA (US) — Human land-use activity has begun to change the regional water and energy cycles of parts of the Amazon basin. (more…)
Earth & Environment - Jan 20, 2012 11:21 - 1 Comment
Sunlight-oil mix is deadly for fish embryos
UC DAVIS (US) — In shallow water, even small oil spills can have a significant effect on marine life, according to new research that indicates common chemical analyses of oil spills may be inadequate. (more…)
Science & Technology - Jan 16, 2012 11:19 - 0 Comments
Glider fleet to track fish in real time
CORNELL (US) — A flotilla of solar-powered ocean gliders that can travel up to 12 miles a day may make it possible for scientists to track ocean changes as they happen. (more…)
Science & Technology - Jan 13, 2012 14:28 - 0 Comments
Minnows may inherit ideal temperatures
STONY BROOK (US) — Fish can be preconditioned to grow fastest in the same water temperature their parents experienced, say researchers. (more…)
Earth & Environment - Jan 12, 2012 10:45 - 0 Comments
With less hail, flood risk may rise in Rockies
U. COLORADO-BOULDER (US) — Climate changes may mean summertime hail could disappear from the eastern flank of Colorado’s Rocky Mountains by 2070, a new study shows. (more…)
Earth & Environment - Jan 10, 2012 17:02 - 0 Comments
Gulf ‘swirl’ key to recovery after oil spill
UC SANTA BARBARA (US) — A new computer model shows how bacteria, topography, and water currents combined to remove methane and other chemicals from the Gulf of Mexico following the Deepwater Horizon oil spill in April 2010. (more…)
Earth & Environment - Dec 21, 2011 16:02 - 0 Comments
Method rids water of heavy metals
BROWN (US) — Engineers have developed a system that cleanly and efficiently removes trace heavy metals from water. (more…)
Earth & Environment - Dec 21, 2011 14:48 - 0 Comments
Nitrogen ‘double whammy’ could alter lakes
U. WASHINGTON (US) — Nitrogen derived from human activities has polluted lakes for more than a century. The fingerprint is evident even in remote lakes thousands of miles from the nearest city. (more…)
Earth & Environment - Dec 19, 2011 13:06 - 3 Comments
Maples fight to push through leaf litter
U. MICHIGAN (US) — Acid rain is taking a toll on sugar maples in upper Great Lakes forests that have been largely spared the type of damage seen in mature sugar maples in the Northeast. (more…)
