Tag: "seafloor" at biology news

Deciphering the Arctic Ocean climate puzzle

...anding of the Earth by monitoring and sampling sub seafloor environments. Through multiple platforms, pre-eminent scientists explore IODP's principal themes: the deep biosphere, environmental change, and solid earth cycles. Information: www.iodp.org...

Look at past sea-level rise points to troubling future

...Rodriguez. The findings are drawn from analysis of seafloor cores and other experimental data collected by And...es of sea-level rise. "We know that Sabine bank, a seafloor formation about 20 miles offshore along the Texas-Louisiana border, was a barrier island until just ...

Researchers probe marine mysteries off the Alaskan coast

...olleagues, conducted the first exploration of deep seafloor biological communities in a sector of the Alaskan ... a complete picture of how the 1946 event impacted seafloor habitats, the researchers extensively mapped the area, collected sediment samples and probed the reg...

Census of Marine Life - Discoveries and Highlights 2004: Scientists add 4m+ records, 13,000 species

...uatorial to polar water (NaGISA) and around a vast seafloor mountain range, the Mid-Atlantic Ridge (MAR-ECO). Using sophisticated underwater vehicles and cameras, investigations plunge to depths of 6000 m along the abyssal plains of the sea floor (CeDAMar) and near vents and seeps (ChEss) where chemical energ...

Researchers discover direct link between agricultural runoff and massive algal blooms in the sea

...aturally when cold-water upwellings bring from the seafloor to the surface nutrients that stimulate the rapid reproduction and growth of microscopic algae, also known as phytoplankton. These events often benefit marine ecosystems by generating tons of algae that are consumed by larger organisms. But several p...

The oldest Homo sapiens

...s, which are dark rock layers on the Mediterranean seafloor that were deposited when floods of fresh water poured out of the Nile River during rainy times. The Blue Nile and White Nile tributaries share a drainage divide with the Omo River. During ancient wet periods, monsoons on the Ethiopian highlands sent ...

Technological revolutions in sensors, robotics, and telecommunications allow new views of ocean

...dred years." New Powers of Mapping In the past, seafloor maps were constructed based on individual depth me...Mayer. The best of these fishermen recognized the seafloor they had been mentally visualizing, calling out pet names of familiar bumps where fish and shellfish...

Hydrogen and methane provide raw energy for life at 'Lost City'

...from where anyone could have imagined. One massive seafloor vent was an unheard of 18 stories tall. And all we...d was named Lost City in part because it sits on a seafloor mountain named the Atlantis Massif and because researchers were using the Woods Hole Oceanographic I...

Oceans more vulnerable to agricultural runoff than previously thought, study finds

...ularly bring nitrogen and other nutrients from the seafloor to the surface, stimulating the rapid reproduction and growth of microscopic algae called phytoplankton. These algal blooms are natural events that benefit life in the gulf by generating tons of phytoplankton-a major source of food for larger organis...

Deeply held values fuel debate over offshore wind power

...wind turbines would cover a 24-square-mile area of seafloor within view of the shoreline. To better understand public opposition to, and support for, offshore wind development, Kempton, Firestone, and their graduate students intensively interviewed 24 Cape Cod residents, made on-site observations, and reviewe...

German-American Frontiers of Science Meeting

...lude endosymbiosis and evolution; protein folding; seafloor hydrothermal systems; smart antibiotics; ultrafastphenomena with light pulses; and the origin of biodiversity. DETAILS: June 3 - 5 at the Academies' Arnold and Mabel Beckman Center, 100 Academy Drive, Irvine, Calif. Additional information available...

Researchers discover underwater volcano

... to the volcano's existence when they profiled the seafloor of the Vailulu'u crater using multibeam mapping. Existing maps of the seafloor in the area gave little indication that this volcano existed. When sound beams were directed into th...

'Sinkers' provide missing piece in deep-sea puzzle

...estion, at least for animals that live on the deep seafloor off the coast of Central California. After analyzi...agazine. Far from being a deserted place, the deep seafloor is inhabited by a wide variety of swimming, crawling, and burrowing animals. Since plants cannot gro...

Scientists find evidence of catastrophic sand avalanches, sea level changes in Gulf of Mexico

...ied thousands of meters beneath the Gulf of Mexico seafloor and host billions of barrels of oil and gas. Sediment records we acquire from the young basin off Texan shores will boost our understanding of how deeply buried reservoirs are formed, and how oil and gas can be drained from them more effectively." ...

Discovering an ecosystem beneath a collapsed Antarctic ice shelf

...former ice shelf. The crew recorded a video of the seafloor at the end of its mission and only later discovere... in allowing the chemical habitat to thrive on the seafloor when it otherwise might not have established itself. Domack noted, however, that the calving of the ...

Census of Marine Life explorers surprised by diversity, density of Arctic creatures

...gery under the ice, in the water column and at the seafloor of the Canada Basin. "Modern technology has open...f UAF. "The imagery obtained of the mid-water and seafloor shows many life forms, such as soft bodied zooplankton, deep sea cucumbers and soft corals. The few...

Oceanographers work a quarter of the world away from ship they're 'on'

...ntists aboard the ship to analyze samples from the seafloor and chew over the implications that might guide th...ided unprecedented overviews of large areas of the seafloor and sections of major hydrothermal structures seen previously only in very limited glimpses." Other...

Deep-sea exploration beneath Katrina's wake

...led studies of how the eyes of animals on the deep seafloor work, in collaboration with others aboard. Working...in Ft. Pierce, Fla. This system is deployed on the seafloor using the submersible and left for 24-hour or longer intervals to film animals and activities using ...

Secrets of the deep may hold key to life on other planets

...ronment research council grant to design and build seafloor fossilisation experiments to investigate this fundamental process. "We've already found a number of fossils, but don't know how they came to be there," said Dr Little. "Until we know more it's very difficult to interpret the fossil record we already ...

IODP Tahiti sea level expedition gets underway

... will take samples of fossil corals from the ocean seafloor to analyze the environmental records that are inside them. Scientists expect the coral reefs to yield records on changes in sea surface temperature during the circumscribed period and information on climatic anomalies, including El Nio/Southern Oscil...

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(Date:4/17/2014)... . Our eyes ... us with a continuous stream of information about our own ... in a car the world glides by us and ... effort, our brain calculates self-motion from this "optic flow". This ... gaze during our own movements. Together with biologists from the ...
(Date:4/17/2014)... marrow need to produce hydrogen sulfide in order to ... new study from the Center for Craniofacial Molecular Biology ... , Professor Songtao Shi, principal investigator on the project, ... cells governs the flow of calcium ions. The essential ... in osteogenesis, or the creation of new bone tissue, ...
(Date:4/17/2014)... Singh Thursday as a "Champion of Change" for ... in the residential, commercial and industrial sectors. , ... and Computer Engineering and director of Clemson,s Center ... leading the charge across the country to create ... driving policy changes at the local level to ...
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