Human impact felt on Black Sea long before industrial era

(Phys.org)—Woods Hole Oceanographic Institution geologist Liviu Giosan and an international team of collaborators including environmental engineers, modelers, paleogeographers, and paleobiologists have pieced together a ...

Probing Question: Is it possible to save coral reefs?

It's one thing for consumers to know intellectually that our gas-guzzling, polluting ways are taking their toll on the planet. It's another thing to connect all the dots in terms of actions and consequences. Yet, even as ...

Local factors important for water availability

An important issue that has grabbed the attention of scientists and policy makers alike is the amount of freshwater that will be available to populations across different climate settings, especially as rain belts reorganize ...

Green roof design may help control urban runoff

(Phys.org) -- A research team in the College of Architecture and Urban Studies at Virginia Tech has released early results of an experimental study testing the effects of green roofs on controlling urban runoff.  

US beaches laden with sewage, bacteria: study

US beaches can be dirty places, making about 3.5 million people sick each year from sewage in the water, said an annual study Wednesday that rates American beaches by how dirty they are.

Risks and rewards of quantifying nature's 'ecosystem services'

How much is a stream worth? Can we put a dollar value on a wetland? Some conservation proponents have moved to establish the economic value of "ecosystem services," the benefits that nature provides to people. The approach ...

Soil erosion modeling: It's getting better all the time

About 50 years ago, scientists at the U.S. Department of Agriculture (USDA) devised the Universal Soil Loss Equation (USLE), a formula farmers could use to estimate losses from soil erosion. Agricultural Research Service ...

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