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2743 matches found for "surface water"

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Fish Food Fight: Fish Don’t Eat Trees After All

But new research from the University of Washington shows this is not likely to be true. Algae provide a much richer diet for fish and other aquatic life, according to research published this week in t...

Ecology, The Environment and Conservation | nachricht Read more
Arsenic and Gold Clusters

Mention of arsenic poisoning usually brings to mind underhanded murder. However, the danger of arsenic poisoning from contaminated drinking water is far greater. Low concentrations of arsenic are foun...

Life Sciences | nachricht Read more
Scientists watch as peptides control crystal growth with ‘switches, throttles and brakes’

The research, which appears in the Nov. 23 online edition of the journal Proceedings of the National Academy of Science, explores how peptides interact with mineral surfaces by accelerating, switching...

Life Sciences | nachricht Read more
Predicting the fate of underground carbon

A team of researchers at the Massachusetts Institute of Technology has developed a new modeling methodology for determining the capacity and assessing the risks of leakage of potential underground car...

Physics and Astronomy | nachricht Read more
Rich ore deposits linked to ancient atmosphere

Using geochemical clues from rocks nearly 3 billion years old, a group of scientists including Andrey Bekker and Doug Rumble from the Carnegie Institution have made the surprising discovery that the c...

Earth Sciences | nachricht Read more
BoarCroc, RatCroc, DogCroc, DuckCroc and PancakeCroc

A suite of five ancient crocs, including one with teeth like boar tusks and another with a snout like a duck's bill, have been discovered in the Sahara by National Geographic Explorer-in-Residenc...

Earth Sciences | nachricht Read more
Scientists Unravel Evolution of Highly Toxic Box Jellyfish

With thousands of stinging cells that can emit deadly venom from tentacles that can reach ten feet in length, the 50 or so species of box jellyfish have long been of interest to scientists and to the ...

Life Sciences | nachricht Read more
Small Optical Force Can Budge Nanoscale Objects

The technology could have applications in the design of micro-electromechanical systems (MEMS) – nanoscale devices with moving parts – and micro-optomechanical systems (MOMS) which combine moving part...

Physics and Astronomy | nachricht Read more
Oceans' uptake of manmade carbon may be slowing

The oceans play a key role in regulating climate, absorbing more than a quarter of the carbon dioxide that humans put into the air. Now, the first year-by-year accounting of this mechanism during the ...

Earth Sciences | nachricht Read more
Why Huge Bands of Iron Formed Billions of Years Ago on Earth’s Surface

Because these deposits carry information about early Earth’s surface conditions and climate changes, as well as provide much of modern industry’s iron resources, interested researchers have cast a wid...

Earth Sciences | nachricht Read more
Nanoparticles Found in Common Household Items Caused Genetic Damage in Mice

The TiO2 nanoparticles induced single- and double-strand DNA breaks and also caused chromosomal damage as well as inflammation, all of which increase the risk for cancer. The UCLA study is the first t...

Life Sciences | nachricht Read more
Optical properties of the Antarctic system and new radiation information

During the summer of 1997-1998, measurements of beam absorption and beam attenuation coefficients, and downwelling and upwelling irradiance were made in the Southern Ocean along a S-N transect at 6 de...

Earth Sciences | nachricht Read more
Volatile Gas Could Turn Rwandan Lake into a Freshwater Time Bomb

A dangerous level of carbon dioxide and methane gas haunts Lake Kivu, the freshwater lake system bordering Rwanda and the Republic of Congo.Scientists can’t say for sure if the volatile mixtur...

Ecology, The Environment and Conservation | nachricht Read more
Warmer Means Windier on World’s Biggest Lake

Since 1985, surface water temperatures measured by lake buoys have climbed 1.2 degrees per decade, about 15 percent faster than the air above the lake and twice as fast as warming over nearby land....

Earth Sciences | nachricht Read more
Tiny Bubbles Clean Oil from Water

Now, a University of Utah engineer has developed an inexpensive new method to remove oil sheen by repeatedly pressurizing and depressurizing ozone gas, creating microscopic bubbles that attack the oil...

Life Sciences | nachricht Read more
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