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News articles about "Environment"

Evidence from glacier ice: Until it was banned, leaded gasoline dominated the humanmade lead emissions in South America

Leaded gasoline was a larger emission source of the toxic heavy metal lead than mining in South America even though the extraction of metals from the region's mines historically released huge quantities of lead into ... - Read More

Early herders' grassy route through Africa: Old teeth show Lake Victoria wasn't tsetse fly habitat

A University of Utah study of nearly 2 000 year old livestock teeth show that early herders from northern Africa could have traveled past Kenya's Lake Victoria on their way to southern Africa because the ... - Read More

One step closer to artificial photosynthesis and 'solar fuels'

Caltech scientists inspired by a chemical process found in leaves have developed an electrically conductive film that could help pave the way for devices capable of harnessing sunlight to split water into hydrogen fuel When ... - Read More

Moves to automate identification of Saimaa ringed seals

Moves are being made to automate the identification of Saimaa ringed seals This would bring new kinds of real time information on how the extremely endangered species behaves the movements of individual seals and what ... - Read More

Researchers create artificial methane hydrates, open an innovative pathway for use of new fuels

The Laboratory of Advanced Materials belonging to the University of Alicante's department of Inorganic Chemistry has developed a technology that allows the preparation of artificial methane hydrates The research has been published by the scientific ... - Read More

Microscopy directly images problematic lithium dendrites in batteries

Scientists at the Department of Energy's Oak Ridge National Laboratory have captured the first real time nanoscale images of lithium dendrite structures known to degrade lithium ion batteries The ORNL team's electron microscopy could help ... - Read More

Fluid-filled pores separate materials with fine precision

In nature pores can continuously control how a living organism absorbs or excretes fluids vapors and solids in response to its environment for example tiny holes invisible to the naked eye called stomata cover a ... - Read More

Solar cells to get growth boost, price cut

Researchers at the Okinawa Institute of Science and Technology Graduate University's OIST Energy Materials and Surface Sciences Unit have found that growing a type of film used to manufacture solar cells in ambient air gives ... - Read More

New models yield clearer picture of emissions' true costs

When its environmental and human health toll is factored in a gallon of gasoline costs us about $3.80 more than the pump price a new Duke University study finds The social cost of a gallon ... - Read More

Breakthrough in energy harvesting could power 'life on Mars'

Martian colonists could use an innovative new technique to harvest energy from carbon dioxide thanks to research pioneered at Northumbria University Newcastle The technique which has been demonstrated for the first time by researchers at ... - Read More

Protecting crops from radiation-contaminated soil

Almost four years after the accident at the Fukushima Daiichi Nuclear Power Plant in Japan farmland remains contaminated with higher than natural levels of radiocesium in some regions of Japan with cesium 134 and cesium ... - Read More

Big Box Stores Could Ditch the Grid, Use Natural Gas Fuel Cells Instead

Released 4 Mar 2015 4 30 PM ESTSource Newsroom Pacific Northwest National Laboratory more news from this source Contact Information Available for logged in reporters only Citations Fuel CellsMar 6 2015 RICHLAND Wash – Large ... - Read More

Flower-like magnetic nanoparticles target difficult tumors

Thanks to the work of an interdisciplinary team of researchers at the Dartmouth Center of Nanotechnology Excellence funded by the National Institutes of Health the next generation magnetic nanoparticles MNPs may soon be treating deep ... - Read More

Munching bugs thwart eager trees, reducing the carbon sink

In a high carbon dioxide world the trees would come out ahead Except for the munching bugs A new study published in Nature Plants shows that hungry plant eating insects may limit the ability of ... - Read More

Freeze! Watching alloys change from liquid to solid could lead to better metals

If you put a camera in the ice machine and watched water turn into ice the process would look simple But the mechanism behind liquids turning to solids is actually quite complex and understanding it ... - Read More

Submarine data used to investigate turbulence beneath Arctic ice

Using recently released Royal Navy submarine data researchers at the National Oceanography Centre NOC have investigated the nature of turbulence in the ocean beneath the Arctic sea ice Recent decreases in Arctic sea ice may ... - Read More

World's challenges demand science changes -- and fast, experts say

World's challenges demand science changes and fast experts say The world has little use and precious little time for detached experts A group of scientists each of them experts makes a compelling case in this ... - Read More

Himalayan ice shows chemicals ban is working

A unique study of frozen ice cores from the Tibetan Himalayas has shown that international agreements on phasing out the use of toxic persistent organic pollutants are working The research paper in the leading American ... - Read More

Combating bacteria via silver-dammar coating

Natural resins obtained from plants to be used as a coating element to enhance durability and anti rust properties Coating systems are formulated using a mixture of dammar silver and nanoclay in varied compositions Generally ... - Read More

Storks could become poisoned by pesticides during their migration to Africa

Not all storks migrate to Africa Many stay for the winter in the Iberian Peninsula where landfills have become a permanent source of food Scientists from Extremadura have analysed the presence of pollutants and pesticides ... - Read More
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