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News articles about "Ocean"

Lava erupting on sea floor linked to deep-carbon cycle

sea
Scientists from the Smithsonian and the University of Rhode Island have found unsuspected linkages between the oxidation state of iron in volcanic rocks and variations in the chemistry of the deep Earth Not only do ... - Read More

Lava erupting on sea floor linked to deep-carbon cycle

sea
Scientists from the Smithsonian and the University of Rhode Island have found unsuspected linkages between the oxidation state of iron in volcanic rocks and variations in the chemistry of the deep Earth Not only do ... - Read More

Exploring the saltiness of the ocean to study climate change

Ocean, Climate change, Climate change, Climate, Ocean, climate
Details are emerging from a recent research expedition to the Sub Tropical North Atlantic The objective of the expedition was to study the salt concentration salinity of the upper ocean Scientists aboard the Spanish research ... - Read More

Unique Chemistry Reveals Eruption of Ancient Materials Once at Earth's Surface

was subducted into the mantle more than 2.5 billion years ago and recycled into the mantle source of the Mangaia lavas ” said Rita Cabral the study’s primary author and a graduate student in Boston ... - Read More

Rethinking early atmospheric oxygen: Possibility of more dynamic biological oxygen cycle on early Earth than previously supposed

Oxygen, Oxygen, oxygen
A research team of biogeochemists at the University of California Riverside has provided a new view on the relationship between the earliest accumulation of oxygen in the atmosphere arguably the most important biological event in ... - Read More

Unique sulfur isotopes in plume lavas reveal deep mantle storage of archean crust

was subducted into the mantle more than 2.5 billion years ago and recycled into the mantle source of the Mangaia lavas ” says Rita Cabral the study’s primary author and a graduate student in BU’s ... - Read More

Unique Sulfur Isotopes in Plume Lavas Reveal Deep Mantle Storage of Archean Crust

Founded in 1839 Boston University is an internationally recognized private research university with more than 30 000 students participating in undergraduate graduate and professional programs As Boston University’s largest academic division the College and Graduate ... - Read More

Source of organic matter affects Bay water quality

organic matter
Each time it rains runoff carries an earthy tea steeped from leaf litter crop residue soil and other organic materials into the storm drains and streams that feed Chesapeake Bay Share This See Also Sustainability ... - Read More

Geochemical method finds links between terrestrial climate and atmospheric carbon dioxide

Atmospheric
Nearly 34 million years ago   Earth underwent a transformation from a warm high carbon dioxide greenhouse state to a lower CO2 variable climate similar to the modern icehouse world Massive ice sheets grew across ... - Read More

Biological activity alters the ability of sea spray to seed clouds

sea, biological
Ocean biology alters the chemical composition of sea spray in ways that influence its ability to form clouds over the ocean That's the conclusion of a team of scientists using a new approach to study ... - Read More

Rivers act as 'horizontal cooling towers' for power plants, study finds

Plants, plants
Running two computer models in tandem scientists from the University of New Hampshire have detailed for the first time how thermoelectric power plants interact with climate hydrology and aquatic ecosystems throughout the northeastern U S ... - Read More

Nitrogen has key role in estimating carbon dioxide emissions from land use change

Emissions
A new global scale modeling study that takes into account nitrogen a key nutrient for plants estimates that carbon emissions from human activities on land were 40 percent higher in the 1990s than in studies ... - Read More

Nitrogen has key role in estimating CO2 emissions from land use change

Emissions
A new global scale modeling study that takes into account nitrogen a key nutrient for plants estimates that carbon emissions from human activities on land were 40 percent higher in the 1990s than in studies ... - Read More

Global warming: 'Black carbon' flowing from soil to oceans

A smaller proportion of black carbon created during combustion will remain in soil than have been estimated before Contrary to previous understanding burying black carbon in the ground in order to restrain climate change will ... - Read More

New understanding of rare white shark movement around Hawai'i

Waters
A study just published in the Journal of Marine Biology sheds new light on the relatively rare but occasionally recorded presence of white sharks in waters surrounding the Hawaiian Islands and suggests a new method ... - Read More

Ocean's future not so bleak? Resilience found in shelled plants exposed to ocean acidification

Ocean, Ocean
Marine scientists have long understood the detrimental effect of fossil fuel emissions on marine ecosystems But a group led by a UC Santa Barbara professor has found a point of resilience in a microscopic shelled ... - Read More

Ocean nutrients a key component of future change, say scientists

Ocean, Ocean
Variations in nutrient availability in the world's oceans could be a vital component of future environmental change according to a multi author review paper involving the National Oceanography Centre Southampton NOCS Share This See Also ... - Read More

Pioneering study calculates Arctic Ocean nutrient budget

Ocean, Ocean
The first study of its kind to calculate the amount of nutrients entering and leaving the Arctic Ocean has been carried out by scientists based at the National Oceanography Centre Southampton Share This See Also ... - Read More

Spring rains bring life to Midwest granaries but foster Gulf of Mexico 'Dead Zone'

Water, Water, Water
algae in the Gulf The algae bloom and eventually die and decay removing oxygen from the water The result is water too oxygen depleted to support life ” An oceanographer and executive director of the ... - Read More

Surf's up: Turbulence tells sea urchins to settle down

sea
Tumbling in the waves as they hit a rocky shore tells purple sea urchin larvae it's time to settle down and look for a spot to grow into an adult researchers at the University of ... - Read More
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