The park is one of the most isolated natural areas in the continental United States and the site of long-running ecological studies.
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The estuary system marks the transition between the Great Altar Desert in northwestern Mexico and the Gulf of California.
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Over millions of years, the mighty river carved through old sedimentary rocks even as the landmass was rising.
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The fertile flood plains around the San Miguel River are conducive to maize and other agricultural production.
Bacteria and salt lend distinct tones to the shallow lakelets on the steppe.
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Tectonic uplift, moist trade winds, and limestone lead to a diversity of landscapes on the Caribbean’s third-largest island.
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By boat and road, people and products are on the move in this part of Japan.
Lightning, fishing boats, and city lights frame an active night in Southeast Asia.
Image of the Day Human Presence
This region of South Africa is the largest mining and industrial region on the continent of Africa.
After damaging parts of Cuba and leaving the country dark, more destruction was expected as the powerful hurricane reached Florida’s western coast.
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A decades-long eruption created this long strip of basalt in the desert in New Mexico.
A lake at the summit of the volcano provides the main clues to what is happening below.
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The play of sunlight on the water surface illuminates water phenomena around some Greek islands.
As scientists and engineers at NASA have their eyes set on the Moon again, so too do the astronauts.
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The operation in North Rhine-Westphalia, Germany, produces 40 million tons of lignite annually.
On August 30, the storm became the first category 5 cyclone on Earth in 2022.
Image of the Day Atmosphere Severe Storms
Fluvial floodplains are a common source of sand, so dune fields often form immediately downwind of them.
Astronauts viewed the layers of the atmosphere while orbiting over the southwestern Pacific Ocean.
Water has helped define the shape of life on the Indochinese Peninsula.
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A network of coastal protection projects have allowed approximately 9 million people to live below sea level in The Netherlands.
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Low Sun angles help reveal the three dimensions of a landscape.
Even when viewed from space, sunsets lead to an interesting play of light in the atmosphere.
The Richat Structure in Mauritania is not what you think it is.
The composite cone sits on a peninsula between two vast salt flats.
The majority of the nation’s people and several prominent volcanoes populate the island.
This national park in western Argentina is rich in plant, mammal, and dinosaur fossils, as well as rocks dating back 200 million years.
The desert mountain in Iran is a geologic menagerie of fault lines, exposed volcanic rocks, and alluvial fans.
Situated at the confluence of three rivers and a railroad hub in Manitoba, the city stands out from the fertile farmland of the region.
Home to an estimated 9,300 marine species and almost 500 species of coral, the reefs and lagoons are part of the UNESCO World Heritage List.
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Palo Duro and Caprock Canyons provide insight into Texas geologic and human history.