New research shows fishways have not helped fish

Despite modern designs intended to allow migratory fish to pass, hydropower dams on major Northeast U.S. waterways, including the Merrimack and Connecticut rivers, have failed to let economically important species such as ...

Chilean biologist saving forests with frogs

(Phys.org)—Chilean biologist Virginia Moreno is besotted with frogs. So much so that she is taking on the might of the forestry industry to study one frog in particular – Chile's critically endangered mountain frog, Telmatobufo ...

Experts suggest grazing cows, sheep, ducks in forests

(Phys.org) -- Putting cows, sheep and other livestock into forests to graze could prove to be a valuable tool for New York woodland management, say Cornell Cooperative Extension (CCE) agriculture educators and colleagues ...

Small-scale gold mining impacts river algae in French Guiana

Small-scale gold mining in French Guiana is having long-term effects on diatoms, small single-celled algae, by eliminating the species that are most vulnerable to water turbidity. The findings come from research carried out ...

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