Almost 650 years of annual change in sea ice cover can been seen in the calcite crust growing among layers of seafloor algae says a new study from the University of Toronto Mississauga UTM This ... - Read More
Reconstructing the rise of life during the period of Earth's history when it first evolved is challenging Earth's oldest sedimentary rocks are not only rare but also almost always altered by hydrothermal and tectonic activity ... - Read More
Floods didn't make floodplains fertile during the dawn of human agriculture in Earth's far north because the waters were virtually devoid of nitrogen unlike other areas of the globe scientists have studied Instead the hardy ... - Read More
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
Many of today's technologies from hybrid car batteries to flat screen televisions rely on materials known as rare earth elements REEs that are in short supply but scientists are reporting development of a new method ... - Read More
Rare earths are among the most precious raw materials of all These metals are used in mobile telephones display screens and computers And they are apparently indispensable for some organisms as well A team of ... - Read More
Oxygen in the atmosphere and ocean rose dramatically about 600 million years ago coinciding with the first proliferation of animal life Since then numerous short lived biotic events typically marked by significant climatic perturbations took ... - Read More
A cheap and simple process using natural fibers embedded with nanoparticles can almost completely rid water of harmful textile dyes in minutes report Cornell University and Colombian researchers who worked with native Colombian plant fibers ... - Read More
Assessing the risk posed to aquatic organisms by the discharge of certain steroids and pharmaceutical products into waterways is often based on a belief that as the compounds degrade the ecological risks naturally decline But ... - Read More
A University of Virginia engineering professor has proposed a novel approach for keeping waste carbon dioxide out of the atmosphere Andres Clarens an assistant professor of civil and environmental engineering at U Va ’s School ... - Read More
Underneath the pristine snow cover of the Arctic and Antarctic pack ice there is a community of microscopic algae and bacteria that thrive within the ice itself These ice organisms are adapted to growing on ... - Read More
As the climate changes and oceans' acidity increases tiny plankton seem set to succeed An international team of marine scientists has found that the smallest plankton groups thrive under elevated carbon dioxide CO2 levels This ... - Read More
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
exhibited potent antioxidant activities Degradation of chlorogenic acid quinic acid and caffeic acid upon heat treatment produced additional antioxidants in roasted coffees The results suggest that continuous ingestion of antioxidants by habitual coffee drinkers has ... - Read More
University of Michigan researchers today released seven technical reports that together form the most comprehensive Michigan focused resource on hydraulic fracturing the controversial natural gas and oil extraction process commonly known as fracking The studies ... - Read More
A year long experiment on tiny ocean organisms called coccolithophores suggests that the single celled algae may still be able to grow their calcified shells even as oceans grow warmer and more acidic in Earth's ... - Read More
The flame retardant HBCD may no longer be produced or used This was decided by representatives from over 160 countries in late May at a UN conference on chemicals in Geneva Empa's extensive research on ... - Read More
Mercury a common industrial toxin is carried through the atmosphere before settling on the ocean and entering the marine food web Now exciting new research from the University of Michigan and the University of Hawai'i ... - Read More
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
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
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