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Thursday, March 14, 2013

ScienceDaily: Top Environment News

ScienceDaily: Top Environment News


Increase in heavy rainfalls over past 60 years in upper Midwest, US

Posted: 13 Mar 2013 03:23 PM PDT

Heavy rains have become more frequent in the upper Midwest over the past 60 years, according to a new stud. The trend appears to hold true even with the current drought plaguing the region, the study's main author says.

Life in the universe: Foundations of carbon-based life leave little room for error

Posted: 13 Mar 2013 03:23 PM PDT

Life as we know it is based upon the elements of carbon and oxygen. Now a team of physicists is looking at the conditions necessary to the formation of those two elements in the universe. They've found that when it comes to supporting life, the universe leaves very little margin for error.

Bottlenose dolphin leaders more likely to lead relatives than unrelated individuals

Posted: 13 Mar 2013 03:21 PM PDT

Traveling into uncharted territory in search of food can be a dangerous undertaking, but some bottlenose dolphins may benefit by moving through their habitat with relatives who may be more experienced or knowledgeable. It turns out that leaders in bottlenose dolphin groups in the Florida Keys are more likely to be related to the dolphins that follow them.

Sex at zero gravity: Changes in gravity affect the reproductive process in plants

Posted: 13 Mar 2013 03:20 PM PDT

Researchers found that changes in gravity affect the reproductive process in plants. Gravity modulates traffic on the intracellular "highways" that ensure the growth and functionality of the male reproductive organ in plants, the pollen tube.

Bat disease: More accurate, sensitive DNA test allows early identification of fungus causing white nose syndrome

Posted: 13 Mar 2013 01:09 PM PDT

Scientists are identifying additional species of Geomyces and describing development of a highly sensitive DNA-based technique for early identification of Geomyces destructans on bats as well as in soils and on cave walls.

Mechanism that regulates production of energy-burning brown fat discovered

Posted: 13 Mar 2013 01:07 PM PDT

Scientists have discovered a mechanism that regulates the production of brown fat, a type of fat which plays an important role in heat production and energy metabolism. The findings may lead to new therapies that increase BAT formation to treat obesity.

Strange spaghetti-shaped creature is missing link: Discovery pushes fossil record back 200 million years

Posted: 13 Mar 2013 11:25 AM PDT

Canada's 505 million year-old Burgess Shale fossil beds, located in Yoho National Park, have yielded yet another major scientific discovery -- this time with the unearthing of a strange phallus-shaped creature.

Monarch butterflies numbers down again

Posted: 13 Mar 2013 11:24 AM PDT

Bad news again for the Monarch butterfly: Drought conditions and historic wildfires the past few years continue to decrease their numbers as they wing across Texas this spring. Worse news: milkweed plants – the only kind they need to survive – are also not in plentiful supply.

Ancient Chinese coin found on Kenyan island

Posted: 13 Mar 2013 10:19 AM PDT

Scientists have unearthed a 600-year-old Chinese coin on the Kenyan island of Manda that shows trade existed between China and east Africa decades before European explorers set sail and changed the map of the world.

Whole genome sequencing of wild rice reveals the mechanisms underlying oryza genome evolution

Posted: 13 Mar 2013 08:25 AM PDT

Whole genome sequencing of wild rice reveals the mechanisms underlying oryza genome evolution.

Doing business with a parrot: Self-control observed in cockatoos

Posted: 13 Mar 2013 08:24 AM PDT

Scientists have for the first time succeeded in observing self-control in cockatoos.

It's all in the way we move: Bone form and locomotor behavior in bipedal and quadrupedal marsupials

Posted: 13 Mar 2013 08:24 AM PDT

A new study examined the connections between bone form and locomotor behavior in bipedal and quadrupedal marsupials.

Making fuel from bacteria

Posted: 13 Mar 2013 08:22 AM PDT

In the search for the fuels of tomorrow, Swedish researchers are finding inspiration in the sea. Not in offshore oil wells, but in the water where blue-green algae thrive.

Gorillas caught in the crossfire in the Democratic Republic of Congo

Posted: 13 Mar 2013 08:19 AM PDT

The world's leading conservation organizations have joined together to fight for the survival of the Endangered Grauer's or eastern lowland gorilla (Gorilla beringei graueri).

Biochemical engineering: Waste not, want not

Posted: 13 Mar 2013 08:17 AM PDT

A simple fermentation treatment can convert a by-product of biofuel production into a valuable chemical feedstock for a wide range of biomedical products.

Extreme water in Earth's interior

Posted: 13 Mar 2013 06:54 AM PDT

Earth is the only known planet that holds water in massive quantities and in all three of the main phase states. But the earthly, omnipresent compound water has very unusual properties that become particularly evident when subjected to high pressure and high temperatures.

Open software platform to bring down energy costs

Posted: 13 Mar 2013 06:54 AM PDT

Energy is getting more and more expensive, and experts are predicting record electricity and heating prices. A software platform promises to lighten the load for households and businesses by making it easier for consumers to put renewables to good effect.

An accurate way of predicting landslides

Posted: 13 Mar 2013 06:54 AM PDT

A landslide can seriously injure or even kill people. Now, a new early warning system will be the first to employ geological data in tandem with the latest weather forecasts to provide a concrete warning in emergency situations. A deluge of rain pelts down on the already thoroughly sodden ground. Rivers burst their banks as local residents haul up sandbags to protect themselves from the rising waters.

Indirect side-effects of the cultivation of genetically modified plants

Posted: 13 Mar 2013 06:54 AM PDT

Genetically modified Bt cotton plants contain a poison that protects them from their most significant enemies. As a result, these plants rely less on their own defence system. This benefits other pests, such as aphids.

Biodegradable diapers from recycled cardboard

Posted: 13 Mar 2013 06:54 AM PDT

Biodegradable nonwovens can be manufactured cost-effectively using a new method. Scientists have developed a process that enables recycled paper and cardboard to be used as a raw material for nonwovens. Hygiene and home care products, such as diapers, sanitary napkins and cleaning cloths, are among the many items that can be manufactured from the biodegradable nonwovens.

The natural ecosystems in the Colombian Orinoco Basin are in danger

Posted: 12 Mar 2013 01:12 PM PDT

About 80 percent of the total area of the Orinoco basin -- one of the most biodiverse and vulnerable regions on our planet -- is covered by natural ecosystems. Sadly, most of them are located outside of the genuinely protected areas of the region.

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