Neither recycled oceanic crust nor sediments alone can explain the composition of ocean-island basalts, but how about a mixture of the two? Recent modelling using the isotopes of hafnium and neodymium ...

Marine scientist Matthew Costa is used to digging into research—literally. Over the course of his PhD program at UC San Diego’s Scripps Institution of Oceanography, Costa frequently muddied his hands ...

Research led by the Spanish Institute of Oceanography (IEO-CSIC), with the participation of the Universitat Autònoma de Barcelona and the Institute of Marine Sciences (ICM-CSIC), has reconstructed the ...

An analysis of sediments from five North Carolina lakes near coal-burning power plants has found that coal ash pollution of surface waters has been more persistent and widespread than was previously ...

A University of Delaware researcher has been awarded a $499,500 grant from the United States Department of Agriculture (USDA) to determine if stream-bank legacy sediments are significant sources of ...

The activity concentrations of 238 U, 232 Th and 40 K in sediments from the Kamukuywa River in Bungoma County were determined using a NaI(Tl) detector at South Eastern U ...

Robotic laboratories on the bottom of Lake Erie have revealed that the muddy sediments there release nearly as much of the nutrient phosphorus into the surrounding waters as enters the lake's central ...

When you purchase an independently reviewed book through our site, we earn an affiliate commission. By Steve Brusatte FOSSIL MEN The Quest for the Oldest Skeleton and the Origins of Humankind By ...

DURHAM, N.C. -- An analysis of sediments from five North Carolina lakes near coal-burning power plants has found that coal ash pollution of surface waters has been more persistent and widespread than ...

NOTICE: The project that is the subject of this report was approved by the Governing Board of the National Research Council, whose members are drawn from the councils of the National Academy of ...

Ocean sediments in South Africa provide evidence of climate variation going back 270,000 years. Rogan Ward/Reuters Climate change projections suggest that droughts will intensify in most parts of ...