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News articles about "Sediment"

Deep-sea corals record dramatic long-term shift in Pacific Ocean ecosystem

sea
Long lived deep sea corals preserve evidence of a major shift in the open Pacific Ocean ecosystem since around 1850 according to a study by researchers at the University of California Santa Cruz The findings ... - Read More

New Jersey Shore likely faces unprecedented flooding by mid-century

sea
Geoscientists at Rutgers and Tufts universities estimate that the New Jersey shore will likely experience a sea level rise of about 1.5 feet by 2050 and of about 3.5 feet by 2100 11 to 15 ... - Read More

Microplastics make marine worms sick

marine, Marine
Tiny bits of plastic trash could spell big trouble for marine life starting with the worms say a team of researchers from Plymouth University and the University of Exeter who report their evidence in a ... - Read More

Global warming in the Canadian arctic

Ph D student Karita Negandhi and professor Isabelle Laurion from INRS'Eau Terre Environnement Research Centre in collaboration with other Canadian U S and French researchers have been studying methane emissions produced by thawing permafrost in ... - Read More

Methane-munching microorganisms meddle with metals

Metals, Microorganisms
On the continental margins where the seafloor drops hundreds of meters below the water's surface low temperatures and high pressure lock methane inside ice crystals Called methane hydrates these crystals are a potential energy source ... - Read More

Is global heating hiding out in the oceans? Parts of Pacific warming 15 times faster than in past 10,000 years

Oceans
A recent slowdown in global warming has led some skeptics to renew their claims that industrial carbon emissions are not causing a century long rise in Earth's surface temperatures But rather than letting humans off ... - Read More

Study Finds Tungsten in Aquifer Groundwater Controlled by pH, Oxygen

Released 9 30 2013 2 00 PM EDTSource Newsroom Kansas State University more news from this source Saugata Datta785 532 2241sdatta@k state edu Oct 1 2013 MANHATTAN Kan Two Kansas geologists are helping shed new ... - Read More

Breathing underwater: Evidence of microscopic life in oceanic crust

Crust
Although long thought to be devoid of life the bottom of the deep ocean is now known to harbor entire ecosystems teeming with microbes Scientists have recently documented that oxygen is disappearing from seawater circulating ... - Read More

Earth's wobble 'fixes' dinner for marine organisms

marine, organisms, Marine, Earth, organisms, earth
The cyclic wobble of Earth on its axis controls the production of a nutrient essential to the health of the ocean according to a new study in the journal Nature The discovery of factors that ... - Read More

Sewage Treatment Removes Widely Used Home and Garden Insecticides From Wastewater

was part of the 246th National Meeting & amp Exposition of the American Chemical Society ACS the world’s largest scientific society “We found that advanced sewage treatment reduced the levels of pyrethroids by more than ... - Read More

Morphing manganese: New discovery alters understanding of chemistry that moves elements through natural world

Elements
An often overlooked form of manganese an element critical to many life processes is far more prevalent in ocean environments than previously known according to a study led by University of Delaware researchers that was ... - Read More

Novel worm community affects methane release in ocean

Community
Scientists have discovered a super charged methane seep in the ocean off New Zealand that has created its own unique food web resulting in much more methane escaping from the ocean floor into the water ... - Read More

Sediment trapped behind dams makes them 'hot spots' for greenhouse gas emissions

With the green reputation of large hydroelectric dams already in question scientists are reporting that millions of smaller dams on rivers around the world make an important contribution to the greenhouse gases linked to global ... - Read More

Pesticides contaminate frogs from Californian national parks

Pesticides, Pesticides, Pesticides
Pesticides commonly used in California's Central Valley one of the world's most productive agricultural regions have been found in remote frog species miles from farmland Writing in Environmental Toxicology and Chemistry researchers demonstrate the contamination ... - Read More

Ancient ice melt unearthed in Antarctic mud: 20-meter sea level rise, five million years ago

sea, Ice
Global warming five million years ago may have caused parts of Antarctica's large ice sheets to melt and sea levels to rise by approximately 20 metres scientists report today in the journal Nature Geoscience The ... - Read More

Ancient ice melt unearthed in Antarctic mud: 20 meter sea level rise, five million years ago

Global warming five million years ago may have caused parts of Antarctica's large ice sheets to melt and sea levels to rise by approximately 20 metres scientists report today in the journal Nature Geoscience The ... - Read More

Researchers warn of legacy mercury in the environment

Environment, Mercury
Environmental researchers at Harvard University have published evidence that significant reductions in mercury emissions will be necessary just to stabilize current levels of the toxic element in the environment So much mercury persists in surface ... - Read More

'Cold snap' 116 million years ago triggered marine ecosystem crisis

Ecosystem, Ecosystem, marine, Marine
A cold snap 116 million years ago triggered a similar marine ecosystem crisis to the ones witnessed in the past as a result of global warming according to research published in Nature Geoscience The international ... - Read More

Global cooling as significant as global warming, study of marine ecosystems during Cretaceous period shows

Ecosystems
A cold snap 116 million years ago triggered a similar marine ecosystem crisis to the ones witnessed in the past as a result of global warming according to research published in Nature Geoscience The international ... - Read More

Study of oceans' past raises worries about their future

Oceans
The ocean the Titanic sailed through just over 100 years ago was very different from the one we swim in today Global warming is increasing ocean temperatures and harming marine food webs Nitrogen run off ... - Read More
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