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The origin of life on Earth is not well understood, but it is known to have occurred at least 3.5 billion years ago, during the hadean or archean eons on a primordial Earth that had a substantially different environment than is found at present. These life forms possessed ...

Mount Rainier and Lenticular Cloud Reflected at Sunset

Mount Rainier and Lenticular Cloud Reflected at Sunset

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Die üppige Sommer, Louisville, Kentucky

Die üppige Sommer, Louisville, Kentucky

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Lake of the Clouds, Porcupine Mountains, Michigan

Lake of the Clouds, Porcupine Mountains, Michigan

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Crop Circle, Spinning Star, Wiltshire, England

Crop Circle, Spinning Star, Wiltshire, England

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Mount Shuksan, North Cascades National Park

Mount Shuksan, North Cascades National Park

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Lake Sunset Nature HDR Wallpaper

Lake Sunset Nature HDR Wallpaper

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Autumn at Matterhorn Peak, Sawtooth Ridge, Sierra Nevada

Autumn at Matterhorn Peak, Sawtooth Ridge, Sierra Nevada

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Ein Küstenstaat Auffrischungs, Atlantic Ocean

Ein Küstenstaat Auffrischungs, Atlantic Ocean

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Fallen Nurse Log, Redwood National Park, California, USA

Fallen Nurse Log, Redwood National Park, California, USA

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Hiking the Tatoosh Range, Mt. Rainier National Park

Hiking the Tatoosh Range, Mt. Rainier National Park

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Wilson Peak, San Miguel Range, Colorado Rockies

Wilson Peak, San Miguel Range, Colorado Rockies

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Splash of Gold, Maroon Creek Valley in WRNF, Colorado

Splash of Gold, Maroon Creek Valley in WRNF, Colorado

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Maroon Bells at Sunrise, Aspen, Colorado

Maroon Bells at Sunrise, Aspen, Colorado

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Havasupai Mooni Wasserfälle, Grand Canyon, Arizona

Havasupai Mooni Wasserfälle, Grand Canyon, Arizona

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Joshua Tree Sunset, Mojave Desert, California

Joshua Tree Sunset, Mojave Desert, California

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