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Tuesday, December 11, 2012

The Salt

Seafood Sleuthing Reveals Pervasive Fish Fraud In New York City

Farmed Atlantic salmon was sometimes labeled at "wild salmon," researchers found when the tested seafood sold in New York City.

December 11, 2012 Red snapper, wild salmon, and other fish sold in some outlets were other, cheaper species, according to DNA tests done by an ocean conservation group. The report is just the latest in a string of investigations revealing that seafood mislabeling is commonplace.

Summary

Monday, December 10, 2012
Saturday, December 08, 2012
Friday, December 07, 2012

At Doha Climate Talks, Modest Results At Best

Delegates attend the last day of the U.N. climate talks in Doha, Qatar, on Friday. U.N. climate negotiators locked horns on the final day of talks in Doha to halt the march of global warming, deeply divided on extending the greenhouse gas-curbing Kyoto Protocol and funding for poor countries.

December 7, 2012 Diplomats in Doha, Qatar, are working late into the night to hammer out a deal in the 18th round of U.N. climate talks. Expectations are low as the talks are part of a multiyear process to make a transition from the fading Kyoto climate treaty to something that engages all nations of the world.

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Wednesday, December 05, 2012

The Picture Show

New NASA Images Show The Earth's Electric Light Show

The United States

December 5, 2012 "The night is nowhere as dark as we might think," says one scientist. How does your location light up the night?

Summary

In Arid West, Cheatgrass Turns Fires Into Infernos

The Constantina Fire burning in Long Valley, Calif., in 2010, very likely started in cheatgrass.

December 5, 2012 Cheatgrass is about as Western as cowboy boots and sagebrush. And until recently, scientists didn't realize that the yellowish plant is making Western wildfires much worse.

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Tuesday, December 04, 2012

Krulwich Wonders...

New Superhero, 3,200 Years Old, Turns Air Into Wood Superfast

The President tree.

December 4, 2012 "The President" is a 3,200-year-old giant sequoia that clocks in at 247 feet tall and counting. And contrary to most living things we can think of, giant sequoias grow faster later in life than earlier in life.

Summary

Sunday, December 02, 2012

All Tech Considered

The Sight Of Roadkill Makes A Pretty, Data-Rich Picture

When wildlife ecologist Danielle Garneau finds roadkill, she uploads data about it onto her smartphone.

December 2, 2012 NCPRScientists and citizens are filling up a database on dead critters with their smartphones. The EpiCollect app pulls data such as location, speed limit and the carcass's condition. Wildlife ecologist Danielle Garneau says the project tracks animal movement and may help protect species in the future.

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Friday, November 30, 2012

Krulwich Wonders...

Cornstalks Everywhere But Nothing Else, Not Even A Bee

Sifting through samples within the cube, photographer David Littschwager counted 90 separate species, including 25 types of plants just on the soil surface, along with some 200 seeds representing at least five of those species.

November 30, 2012 You can go to almost any cubic foot of ocean, stream, coral, backyard, ice shelves even, and if you look, you'll find scores of little animals and plants busy making a living. But here's a place — a beautiful, bountiful place — that when you look close — is a desert.

Summary

Thursday, November 29, 2012

Science

Greenland, Antarctic Ice Is Melting Faster

An iceberg that likely calved from Jakobshavn Isbrae, the fastest glacier in western Greenland.

November 29, 2012 The good news: Sea level has risen by just a half-inch in the past 20 years as a result of shrinking ice. The bad news: The melting is now speeding up. Over the next century, this could contribute to another 2- to 3-foot rise in sea level — enough to flood New York City every few years.

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Map of Asia. Credit: NPR

Map: Carbon Emissions Giants

Who are the biggest carbon polluters today? Who will it be in 2030?

Amazon forest

Climate Strategists: Focus On Forests To Cut Emissions

The basic idea: Let rich countries pay poor ones to save and even expand carbon-absorbing forests.

Marsh grasses in California

Can 'Carbon Ranching' Offset Emissions In Calif.?

Farmers hope money they make from capturing greenhouse gases would make up for the lost acreage.

China

What Countries Are Doing To Tackle Climate Change

Many of the world's major greenhouse gas emitters are forging their own plans to cut emissions.

A carbon atom. Credit: OddTodd

Global Warming? It's All About Carbon

An animated Robert Krulwich chemistry lesson -- in five episodes.

Red marks area of potential flooding in Florida. Credit: NPR

Rising Temperatures, Disappearing Coastlines

See what climate change could do to a coastline near you.