Preserving an Old-Forest Wilderness at the Ends of the Earth
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From the ruins of a failed logging venture in Chile's Tierra del Fuego, an effort to manage and preserve the world's southernmost old-forest wilderness is about to begin.
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Vast tracts of rainforest in Brazil are to get a new status to protect them from unsustainable logging.
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An ambitious two-year effort aims to understand the vital, shifting dynamics of ice, oceans and life at the ends of the earth.
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Researchers worldwide are collecting seeds from wild plants to guard against the ravages of climate change.
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Scientists hope to learn more about what the Great Lakes' shorelines looked like about 10,000 years ago. They explored a limestone land bridge that went from Alpena to Goderich, Ontario &#151; a distance of about 125 miles &#151; and an underwater forest of petrified trees in Lake Huron.
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In this week's TravelWatch column, National Geographic Traveler geotourism editor Jonathan B. Tourtellot examines a stewardship program that keeps Maine's ocean islands untrampled.
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A sizable growth in tourism has had a sizable effect on the fragile ecosystem of the GalÃ¡pagos Islands, the globeâs first World Heritage Site.
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By Jayne Clark  For the first time, global climate change has joined political conflict and development pressures as an underlying threat to cultural heritage sites, as cataloged by the World Monuments Fund on its biennial list of the 100 most endangered places.
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Piles of un-decomposed, waterlogged plant material known as peatlands cover about 3 percent of Earth's land and freshwater surface area. But scientists and conservationists are just beginning to fully understand the role of peatlands in the environment.
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An azure lake glimmered while ancient pines loomed nearby. My parents and I admired nature's simple beauty, but does everybody look up from their technological wonders to view the natural ones?  Nature gives us everything from oxygen to the material items we enjoy.
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The federal government and a nonprofit group are buying the land from local farmers to ensure its biodiversity is preserved. BY LISA J. ADAMS /Associated Press.
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As explorers investigated the world in centuries past they began pondering a puzzle called the "latitudinal diversity gradient." That's science talk for: The farther you go from the tropics, the fewer different kinds of plants and animals there are.
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It's one of the few countries that still has vast swathes of tropical rainforests left.
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TO THE EDITOR:           After visiting some of the western public forests, grasslands and parks, I understand much better about the scars left from drilling and mineral exploration. Vehicle tracks will be there for centuries just like the wagons of early settlers have left their mark.
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By Frantom, Todd  Spruce-covered mountains located on 5,000 largely forested acres provide radio-transmitting capabilities the Pacific submarine fleet. This "state-of-the-art" site has been one of the Navy's top secrets since the 1950s.
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Massive fires that ravaged Indonesia's vast tropical rain forests over the last decade are remaking one of the richest biological landscapes on the planet.
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Storing nuclear waste underground at Yucca Mountain for 100,000 years is a terrible idea. A better approach may be to buy some time--until new containment technologies mature.