Train accidents at level crossings carry a high cost in the form of death, injury and material damages. A Norwegian warning system has been designed to lower the risk of such accidents.
Engineering
Dec 6, 2013
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Large amounts of plastic are found in the oceans. What are the impacts of miniature plastic particles on fish and crustaceans? And will these have ramifications for the availability of safe seafood?
Environment
Nov 27, 2013
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Arctic gas hydrate is a fossil resource mainly consisting of methane. It may represent a larger energy supply than all other oil and gas resources put together. But what is the potential impact of gas hydrate on climate change ...
Earth Sciences
Sep 30, 2013
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Interbreeding between escaped farmed salmon and their wild counterparts is a major headache for the aquaculture industry. Now Norwegian fish farming companies are raising one million sterile salmon in sea cages – for the ...
Ecology
Aug 27, 2013
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(Phys.org) —It sounds too good to be true: a common marine species that consumes microorganisms and can be converted into much-needed feed for salmon or a combustible biofuel for filling petrol tanks. And it can be cultivated ...
Ecology
Jun 27, 2013
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When petroleum companies abandon an oil well, more than half the reservoir's oil is usually left behind as too difficult to recover. Now, however, much of the residual oil can be recovered with the help of nanoparticles and ...
Engineering
Jun 17, 2013
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Mobile phones that bend, self-powered nanodevices , new and improved solar cell technology and windows that generate electricity are but a few of the potential products from the union of semiconductors and graphene.
Nanomaterials
Jun 11, 2013
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New knowledge is making land-based smolt production more efficient and improving fish welfare in the process. Recirculation technology is solving the problem of access to an adequate supply of fresh water for additional fry ...
Ecology
Jun 7, 2013
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The percentage of respondents to many important research surveys is dropping sharply. Social science researchers are concerned that survey samples can be skewed, which can compromise the validity of results.
Social Sciences
Jun 7, 2013
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Researchers are studying precociously mature dwarf males for ways to selectively breed farmed salmon that better withstand higher ocean temperatures.
Ecology
Jun 7, 2013
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