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Splendor, and Danger, at the Ends of the Earth

Could tourism focused on special places threaten the spectacular ecosystems and landscapes that it aims to celebrate?

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Fun With CO2 in Greenland

Artists and musicians explore the climate challenge in Greenland.

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Another Antarctic Tourist Ship in Trouble

In just over one years, two cruise ships find trouble in ever busier Antarctic waters.

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Polar Tourism Boom – Risk to People, Nature?

How many people are too many for Antarctica?

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Postscript: Grounded Antarctic Ship Freed

Antarctic ship freed; questions about polar tourism remain.

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U.N. Names 22 New Biosphere Reserves

Ranging from a populous region in southern Germany to a sacred mountain in North Korea, 22 new biosphere reserves are named.

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Whale Watching Trumps Whaling

With whale watching a $2 billion industry, should the International Whaling Commission change its name?

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On Ash and the Global Aviation Boom

A geoscientist weighs the odds of ash disruption in North America as an artist charts the aviation explosion.

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Dot Shot: Amphibians in Suburbia

Amphibians thrive just a few steps from a busy exurban road.

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Reduce, Reuse, Recycle… Oil Rigs

Old oil rigs don't have to just fade away, as a diving company shows.

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More Antarctic Cruise Ship Peril

A devastating blow from a huge wave cripples a cruise ship near Antarctica.

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Antarctic Cruise Ship Has Close Scrape

Yet another Antarctic cruise ship has a jarring scrape.

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Farming Shrimp With the Planet in Mind

In Belize, a determined American entrepreneur fulfills her lifelong dream to farm shrimp while cutting pollution.

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A Sherpa’s View of the Mount Everest Traffic Jam

A sherpa's view of the trekking traffic jam on Mount Everest.

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The Art of Reef Conservation

An artist installs sculptures in tropical shallows with an eye to saving reefs.

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When Tourists Rescue Scientists in Antarctica

A leader of Antarctic tourist voyages in Antarctica explores the rights and responsibilities of anyone plying those icy waters.

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CNN’s Bill Weir Explores the World’s Threatened Wonders

In a CNN series, a seasoned foreign correspondent and noted filmmaker explore the cutting edge of fast-forward environmental and cultural change.

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After Cuba’s Dose of Obama and the Stones, Can Evolution Follow Revolution?

A film explores the hopes and anxieties of Cubans at a promising, but still uncertain, crossroads.

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Arctic Climate Change Revealed in a Luxury Cruise and Haunting Wreck

The transformation of the Arctic is revealed in the discovery of a long-lost ship, a cruise liner's Arctic passage and a probe of ancient records.

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U.N. Names 22 New Biosphere Reserves

Ranging from a populous region in southern Germany to a sacred mountain in North Korea, 22 new biosphere reserves are named.

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