Rivers and streams release carbon dioxide at a rate five times greater than the world's lakes and reservoirs combined contrary to common belief Research from the University of Waterloo was a key component of the ... - Read More
Since World War II US nautical charts have shown seven chemical munitions dumping areas along the Pacific Coast between San Francisco and the Mexican border However little or no information is available about the amount ... - Read More
While the Arctic Ocean is largely a carbon sink researchers find parts are also a source of atmospheric carbon dioxide For the past three decades as the climate has warmed the massive plates of sea ... - Read More
Coastal portions of the world's oceans once believed to be a source of carbon dioxide CO2 to the atmosphere are now thought to absorb as much as two thirds more carbon than they emitted in ... - Read More
Hidden underneath the hilly grasslands studded with ocotillos and mesquite trees in southeastern Arizona lies a world shrouded in perpetual darkness Kartchner Caverns a limestone cave system renowned for its untouched cave formations sculpted over ... - Read More
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
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