Writer Barbara Kingsolver is one of a handful of novelists with a science background, and she puts it to use in her new novel Flight Behavior. Kingsolver discusses the book and why she chose to look at the the issue of climate change in a fictional work set in rural Tennessee.
Deep-sea voyager Robert Ballard has discovered everything from 10-foot-tall tube worms to the Titanic on his ocean expeditions around the world. Ballard discusses his underwater finds and how new robotic technology allows scientists to explore the sea from ashore.
Coral reefs are in trouble worldwide, from a host of threats, including warming ocean temperatures, nutrient runoff and increasing ocean acidity. A noted climate scientist from California has been conducting an experiment on Australia's Great Barrier Reef to see whether antacid could boost coral growth.
The melting of ice in the northern latitudes is feeding new industries. Among them: speculating for petroleum products where vast amounts of undiscovered oil and natural gas are believed to be, and hunting for mammoth tusks unearthed in the softening tundra.
Countless movies were filmed there, including Tarzan and Creature From the Black Lagoon. With its wildlife and freshwater springs, Silver Springs in Central Florida was one of the state's most popular tourist destinations. Those waters have receded now as the delicate ecosystem suffers from problems that threaten the entire state.
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