Τετάρτη 22 Ιανουαρίου 2014

ScienceDaily: Top Environment News

ScienceDaily: Top Environment News


Study: Electric drive vehicles have little impact on US pollutant emissions

Posted: 21 Jan 2014 11:38 AM PST

A new study indicates that even a sharp increase in the use of electric drive passenger vehicles by 2050 would not significantly reduce emissions of high-profile air pollutants carbon dioxide, sulfur

Different sponge species have highly specific, stable microbiomes

Posted: 21 Jan 2014 10:10 AM PST

Scientists have shown that different species of Hexadella sponges each have a highly specific and stable microbiome, not only in terms of the most abundant members of the associated microbial

Researchers discover an epigenetic lesion in hippocampus of Alzheimer's

Posted: 21 Jan 2014 10:09 AM PST

New research demonstrates, for the first time, the existence of an epigenetic lesion in the hippocampus of the brain of patients with Alzheimer's

Air pollution from Asia affecting world's weather

Posted: 21 Jan 2014 10:00 AM PST

Extreme air pollution in Asia is affecting the world's weather and climate patterns, according to a

Hospital water taps contaminated with bacteria

Posted: 21 Jan 2014 08:34 AM PST

New research finds significantly higher levels of infectious pathogens in water from faucet taps with aerators compared to water from deeper in the plumbing system. Contaminated water poses an

Ivory Burning and Cartels: Are Anti-Poaching Efforts Repeating the Mistakes of the 'War on Drugs'?

Posted: 21 Jan 2014 07:42 AM PST

Illegal poaching, fueled by the demand for alternative 'medicines' and luxury goods in Asian markets, continues unabated. In response, unprecedented levels of funding are being invested in

High-protein diets, like the popular Dr. Dukan diet, increase the risk of developing kidney disease in rats, study suggests

Posted: 21 Jan 2014 06:30 AM PST

An experiment done in rats shows a high-protein diet increases the chance of developing kidney stones and other renal

Changing landscapes not global warming to blame for increased flood risk

Posted: 21 Jan 2014 06:29 AM PST

A timely article considers the findings of an international report on flood risk, and the possible linkage with climate change/global warming and an increase in global and regional

Constructed wetlands save frogs, birds threatened with extinction

Posted: 21 Jan 2014 06:29 AM PST

Over the last few decades, several thousands of wetlands have been constructed in Sweden in agricultural landscapes. The primary reason is that the wetlands prevent a surfeit of nutrients from

The brain's RAM: Rats, like humans, have a 'working memory'

Posted: 21 Jan 2014 06:29 AM PST

Thousands of times a day, the brain stores sensory information for very short periods of time in a working memory, to be able to use it later. A research study has shown, for the first time, that

Combining health, environment in food production

Posted: 21 Jan 2014 06:29 AM PST

Healthy food products that are produced in an environmentally-friendly manner will boost the health of the Swiss population while protecting natural resources. A new study also aims to identify new

Quinoa well tolerated in patients with celiac disease

Posted: 21 Jan 2014 06:27 AM PST

Adding quinoa to the gluten-free diet of patients with celiac disease is well-tolerated, and does not exacerbate the condition, according to new

Great lakes evaporation study dispels misconceptions, points to need for expanded monitoring program

Posted: 21 Jan 2014 06:27 AM PST

The recent Arctic blast that gripped much of the nation will likely contribute to a healthy rise in Great Lakes water levels in 2014, new research shows. But the processes responsible for that

A 21st century adaptation of the Miller-Urey origin of life experiments

Posted: 21 Jan 2014 06:27 AM PST

Scientists have developed a modern approach to a famed experiment that explored one of the most intriguing research questions facing scientists today —- the origin of life on

Made in China for us: Air pollution tied to exports

Posted: 20 Jan 2014 02:34 PM PST

Chinese air pollution blowing across the Pacific is often caused by manufacturing of goods for export to the US and Europe, according to

Vancouver: Nearby Georgia basin may amplify ground shaking from next quake

Posted: 20 Jan 2014 02:34 PM PST

Tall buildings, bridges and other long-period structures in Greater Vancouver may experience greater shaking from large earthquakes than previously thought due to the amplification of surface waves

Murder mystery remains: DNA rules out Briggs as Blazing Car victim

Posted: 20 Jan 2014 02:33 PM PST

Investigation of the Blazing Car Murder of 1930 continues, with DNA evidence providing some useful

DNA barcodes change view on how nature is structured

Posted: 20 Jan 2014 02:33 PM PST

Understanding who feeds on whom and how often is the basis for understanding how nature is built and works. A new study now suggests that the methods used to depict food webs may have a strong impact

Daily rhythms of our genes are disrupted when sleep times shift

Posted: 20 Jan 2014 02:33 PM PST

A new study found that the daily rhythms of our genes are disrupted when sleep times

FAK helps tumor cells enter bloodstream

Posted: 20 Jan 2014 09:14 AM PST

Cancer cells have something that every prisoner longs for -— a master key that allows them to escape. A new study describes how a protein that promotes tumor growth also enables cancer cells to use

Deciphering plants' electrical signals to devise new environmental biosensors

Posted: 20 Jan 2014 08:47 AM PST

Science is becoming closer emulating the fiction of a popular Avatar movie, by deciphering plants' electrical signals to devise new holistic environmental

Artificial cell membranes marketed that can speed up drug discovery

Posted: 20 Jan 2014 08:47 AM PST

Scientists in Singapore will market novel plastic cell membranes to be used as low-cost, easily maintained drug targets that may help shorten the drug discovery process by weeks or months and cut

First infrared satellite monitoring of peak pollution episodes in China

Posted: 20 Jan 2014 06:55 AM PST

Plumes of several anthropogenic pollutants (especially particulate matter and carbon monoxide) located near ground level over China have for the first time been detected from space. The work was

Ingredients in chocolate, tea, berries could guard against diabetes

Posted: 20 Jan 2014 06:06 AM PST

Eating high levels of flavonoids including anthocyanins and other compounds (found in berries, tea, and chocolate) could offer protection from type 2 diabetes -- according to research. The study of

Island channel could power about half of Scotland, studies show

Posted: 20 Jan 2014 06:06 AM PST

Renewable tidal energy sufficient to power about half of Scotland could be harnessed from a single stretch of water off the north coast of the Scotland, engineers

Exposure to pesticides results in smaller worker bees

Posted: 20 Jan 2014 06:06 AM PST

Exposure to a widely used pesticide causes worker bumblebees to grow less and then hatch out at a smaller size, according to a new

Keeping whales safe in sound

Posted: 20 Jan 2014 06:06 AM PST

Global efforts are intensifying to safeguard whales and other marine species from the harms of powerful noise used in seismic seafloor surveys by the oil and gas industry and others. The impetus is

Frog fathers don't mind dropping off their tadpoles in cannibal-infested pools

Posted: 20 Jan 2014 06:04 AM PST

Given a choice, male dyeing poison frogs snub empty pools in favor of ones in which their tiny tadpoles have to grow in the company of larger, carnivorous ones of the same species. The frog fathers

Modified proteins as vaccines against peach allergy

Posted: 20 Jan 2014 06:04 AM PST

Research has been conducted on the peach allergy, the most common food allergy, and the Pru p 3 protein. As a result of this research work, three hypoallergenic variants of this protein have been

New study raises hope to successfully fight chytrid amphibian pathogen

Posted: 20 Jan 2014 06:04 AM PST

An international team of researchers has made important progress in understanding the distribution of the deadly amphibian chytrid pathogen. In some regions, the deadly impact of the pathogen appears

Quality control of mitochondria as defense against disease

Posted: 20 Jan 2014 06:04 AM PST

Scientists have discovered that two genes linked to hereditary Parkinson's disease are involved in the early-stage quality control of mitochondria. The protective mechanism removes damaged proteins

Climate change: Promising future for cotton in Cameroon?

Posted: 20 Jan 2014 06:04 AM PST

While climate change threatens most crops in Africa, its impact could be less on cotton cultivation in Cameroon. A new study shows that the expected climate change over the coming decades should not

Double-layer capping solves two problems

Posted: 18 Jan 2014 09:24 AM PST

Using a newly developed technique, protective casings for microscale devices can be built quickly and cheaply without damaging

Lab-on-a-chip realizes potential

Posted: 18 Jan 2014 09:24 AM PST

A portable instrument that replaces a full-size laboratory provides accurate multi-element analysis in less than a

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