Climate change calls for a fresh approach to water woes

The Everglades National Park, the largest subtropical wilderness in the United States, is home to 16 different species of wading birds and rare and endangered species like the manatee, the American crocodile and the Florida ...

Diatoms explain release of CO2

(Phys.org) —Scientists have found unexpectedly high concentrations of opal, a mineral containing silicate, in marine sediments during the transition periods from ice ages to warm phases. The explanation as to what caused ...

S. Africa issues shark warning around washed-up whale

South African coastal authorities on Friday warned beachgoers around the tourist town of Knysna that sharks were moving into the area, feeding on the remains of a whale that ran ashore two days ago.

Killer whales migrate, study finds, but why?

Some killer whales, a study published Wednesday shows for the first time, wander nearly 10,000 kilometres (6,200 miles) from Antarctica's Southern Ocean into tropical waters -- but not to feed or breed.

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