The sunset casts a fiery red glow over the Lemaire Strait, off the western coast of the Antarctic Peninsula. Here, thousands of tons of icebergs along the continent's coast are breaking apart due to rising sea levels and a warming climate.

Photo: Camille Seaman/NationalGeographic
A sea lion is hunting fish beneath a kelp bed at Cortes Bank – an underwater mountain off the coast of San Diego, California. This is one of the rare marine creatures that needs protection.

Photo: Brian Skerry/NationalGeographic
Loved by many for their Instagram photos, the couple Jonathan Farrar and Marty Castro have taken many camping and outdoor adventures. They drive to the West Coast, visiting national parks and Crater Lake, America's deepest lake, in Oregon.

Photo: Corey Arnold/NationalGeographic
The lights emanate from the greenhouses in Westland, the capital of the Netherlands. These farms are controlled in terms of temperature, environment, and climate in all weather conditions.

Photo: Luca Locatelli/NationalGeographic
The vast Bonneville Salt Flats are a favorite destination for commercial producers and racers worldwide. The high salt concentration causes the salt to freeze, creating hard, rough, thick surfaces covered in a layer of salt frost. The racetrack, originally a salt field, closes until summer, when nothing remains but an endless expanse of salt.

Photo: Carolyn Drake/NationalGeographic
Elephants move through the Okavango region. The photograph illustrates the complex changes in the region's water and land resources. By opening more canals to bring water to arid areas, the environment and water resources for wildlife and the rich vegetation of Botswana's Okavango region have been improved.

Photo: Cory Richards/NationalGeographic
Fields of heather bloom, creating a vibrant natural landscape alongside the River Dee in Mar Lodge Estate Park in Aberdeenshire, Scotland. Local authorities are undertaking a reforestation project in the park.

Photo: Jim Richardson/NationalGeographic
At Gasa Monastery in Bhutan, monks are playing a volleyball game with local police in a majestic setting. Bhutan – a country known as the happiest in the world – boasts a clean climate and less industrial pollution than other nations.

Photo: Ciril Jazbec/NationalGeographic
A cemetery of the Afari nomads nestled among lava flows and clay near the Awash River delta in Ethiopia.

Photo: George Steinmetz/NationalGeographic
An astronaut on the International Space Station (ISS) captured an image of the green aurora borealis over Earth in 2010.

Photo: NASA/National Geographic
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