June 6, 2018
Travels in Geology: Touring geologic time in Colorado Springs
Few visitors to Colorado Springs, Colo., realize that the spectacular scenery on display at famous sites like Pikes Peak, Garden of the Gods, and …
The EARTH archive
Geology
Explore the archive by subject.
1236 articles · Page 8 of 52
June 6, 2018
Getting There and Getting Around Colorado
Colorado Springs is easily accessible via major roads or by air. Although the city suffered a devastating wildfire this summer, none of its …
June 6, 2018
Travels in Geology: South Africa on safari for the geological Big Five
South Africa is hard to beat when it comes to diversity of nature. Whether we are talking about the country’s charismatic megafauna, its marine …
June 6, 2018
Getting There and Getting Around South Africa
Getting to South Africa is going to set you back a pretty penny. Our airline tickets cost about $2,000 each, for coach. It’s a very long flight, …
June 6, 2018
Travels in Geology: Lake Tahoe Jewel of the Sierra Nevada
With a rich geological and cultural history, and ample hiking, camping and sightseeing opportunities, Lake Tahoe is one of most popular vacation …
June 6, 2018
Getting There and Getting Around Nevada
Getting to Lake Tahoe from the major airports in Sacramento, Calif., and Reno, Nev., is fairly easy. From Sacramento, it is about a two-hour …
June 5, 2018
Ice (Re)Cap: July 2018
From Antarctica to the Arctic; from polar caps, permafrost and glaciers to ocean-rafted sea ice; and from burly bears to cold-loving microbes, …
June 5, 2018
Diamonds reveal water in deep mantle
Inclusions in diamonds often render them undesirable to consumers, but they can provide researchers with striking insights into Earth’s …
June 5, 2018
Trio of studies track stone tool technology in Kenya
About 300,000 years ago, East Africa was a hotbed of human evolution and innovation. Sweeping ecological changes contributed to the emergence of …
June 5, 2018
Did a massive eruption spur Christianity in Iceland?
The landscape and culture of Iceland, more so than any other country, have been shaped by volcanism. In a new study, researchers have refined the …
June 5, 2018
Weedy seeds gathered in once-green Sahara
Today, the vast and arid Sahara Desert seems an unlikely place to find early signs of seed gathering and plant cultivation in Africa, but new …
June 5, 2018
Yellowstone's Mexican mantle plume
The volcanic activity at Yellowstone National Park is impressive, with thousands of active thermal features dotting a nearly …
June 5, 2018
Rolling thunder portends remote eruptions
The logistics of monitoring volcanoes located in remote regions, such as Alaska’s Fox Islands, can be prohibitive — but monitoring is necessary, …
June 5, 2018
India's urban areas punch city-shaped holes in fog
Air pollution boosts fog formation in some places, creating whiteouts that can affect air and ground transportation, air quality, and public …
June 5, 2018
Cretaceous volcanic ash seeded U.S. oilfields
Petroleum and natural gas stores are often found amid rocks — particularly ashbeds — deposited during the Cretaceous, when dinosaurs roamed Earth …
June 5, 2018
Comment: The changing shape of local climates
Earth’s climate is changing. Increasing atmospheric greenhouse gas levels inevitably result in more heat being trapped in the lower atmosphere, …
June 5, 2018
Geologic Column: Tarnish on the Golden State
For the 10th straight year, my wife, Claudia, and I were “California Snowbirds” last winter, leaving our snow shovels behind in Virginia for the …
June 5, 2018
Getting there and getting around England
From North America, the cheapest and most convenient access to the Jurassic Coast is via one of London’s major airports. Nonstop service to …
June 5, 2018
Travels in Geology: Trapped by geology in Iceland with flights grounded by volcanic ash, one writer seeks out the island's geologic wonders
On a recent trip to Iceland, my wife and I learned a central fact of life while traveling around this isolated island country: We could never …
June 5, 2018
Getting There and Getting Around Iceland
Iceland Air is the main airline serving Iceland, but many major American and international carriers stop there. The airport is in Keflavik, about …
June 5, 2018
Off the beaten path in the north of Iceland
Although many of Iceland’s best-known geologic features are in the south — on the southwest Reykjanes peninsula, near Keflavik airport and the …
June 5, 2018
Travels in Geology: Northeastern Australia's Atherton Tablelands young volcanoes, waterfalls and rainforest near the Great Barrier Reef
Just one breathtaking hour’s drive from Cairns, the gateway to the Great Barrier Reef on the coast of Queensland, in northeastern Australia, the …
June 5, 2018
Getting There and Getting Around Cairns
Most visitors fly to Cairns, a tourist-oriented city of 124,000 people with a huge range of restaurants, services and accommodations, including …
June 5, 2018
Travels in Geology: Santorini: Dangerous volcano, postcard-perfect jewel of the Aegean
Santorini is an idyllic Greek isle renowned for its sensational sunsets, colorful beaches, and blue-domed, whitewashed buildings clinging to …