Earth Notes

Earth Notes
11:52 am
Wed January 26, 2011

Earth Notes - Hopi Footprints

Planting corn on the Hopi reservation - a community service project through Hopi Footprints.

Flagstaff, AZ – Earth Notes: Hopi Footprints

For as long as there have been Hopi people, Hopi youth have been learning about their history, customs, and culture from Hopi elders. But as modern technology and economic pressures have proliferated in recent decades, passing stories on in traditional ways has become more difficult.

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Earth Notes
2:22 pm
Wed January 19, 2011

Earth Notes - Mount Taylor

Flagstaff, AZ – Earth Notes: Mount Taylor

Most maps name it Mount Taylor after 19th-century President Zachary Taylor. But to many Native Americans it is a sacred peak known by far more ancient names.

The Din , or Navajo, consider its slopes to be the southeastern boundary of their domain. For them it is home to many holy spirits and a place for ceremonial training, as well as the gathering of medicinal plants.

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Earth Notes
2:17 pm
Wed January 12, 2011

Earth Notes - Lizard Parthenogenesis

Flagstaff, AZ – Earth Notes: For Whiptail Lizards, No Male Needed

In the world of genetics, variety isn't just the spice of life it's the cornerstone. Genetic variation helps species adapt to environmental changes like drought and disease. When each individual within a given species has a unique set of genes, each is equipped with a slightly different set of survival tools.

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Earth Notes
10:47 am
Wed January 5, 2011

Earth Notes: Living at Altitude

Llamas are among several animals that have adapted to living at high altitude.

Flagstaff, AZ – Living at high altitude presents challenges for all animals, especially when it comes to the availability of oxygen. At 7,000 feet, only 78 percent as much oxygen is available for use as at sea level.

As a result, visitors from Florida might notice that they have to breathe harder at high elevation. What they won't notice is the details of the changes going on inside their bodies.

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Earth Notes
10:37 am
Wed December 29, 2010

Earth Notes - Winter Bird Feeding

Flagstaff, AZ – Earth Notes: Winter Bird Feeding

Americans have a demonstrated enthusiasm for feeding birds. It's estimated that more than 50 million people feed wild birds in the United States each year. But little research has been done to determine what sorts of food are best for those birds.

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Earth Notes
10:34 am
Wed December 22, 2010

Earth Notes - Junco Dads

Flagstaff, AZ – Earth Notes: Junco Dads

In winter it's hard to miss the dark-eyed junco across much of the Colorado Plateau, and beyond. According to the Cornell Laboratory of Ornithology, this widespread, sparrow-sized bird is the most common backyard feeder bird in North America.

You often see them in small flocks: gray-headed birds strutting on the ground or flitting into bushes, flashing their white-edged tails.

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Earth Notes
10:58 am
Wed December 15, 2010

Earth Notes - The Devil's Rope

Flagstaff, AZ – Earth Notes: The Devil's Rope

In 1874 an Illinois farmer named J.F. Glidden patented the invention of barbed wire after a prolonged legal battle with two rivals.

He wasn't the first to suggest the idea, but Glidden's design succeeded well. It not only twisted sharpened pieces of beveled iron on a wire, but also rolled a second wire around the first for extra strength and durability.

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Earth Notes
3:59 pm
Wed December 8, 2010

Earth Notes - Forest Restoration

Flagstaff, AZ – Earth Notes: New Mexico Forest Restoration

Jobs are scarce in the rural West, particularly in mountain villages traditionally dependent on forest work. In New Mexico, one bright spot is the Collaborative Forest Restoration Program run by the National Forest Service.

The program supports small-scale, local projects that link environmental and economic health. Over the past decade it has funded more than 100 projects in 17 counties, many of them in areas with large numbers of low-income Native Americans and Hispanics.

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Earth Notes
3:49 pm
Wed December 1, 2010

Earth Notes - Dugout Ranch

Flagstaff, AZ – Earth Notes: Dugout Ranch

The Dugout Ranch sprawls at the door to Canyonlands National Park in southern Utah. One of the oldest cattle ranches in the state, it's now headquarters for The Nature Conservancy's Canyonlands Research Center.

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Earth Notes
12:06 pm
Wed November 24, 2010

Earth Notes - Old Spanish Trail

Flagstaff, AZ – Earth Notes: The Old Spanish Trail Stewardship Program

In the first half of the 19th century, the Old Spanish Trail traversed the Southwest as it linked two far-flung Mexican outposts: Santa Fe and Los Angeles. Mule trains transported surplus blankets and other woolen goods west, where they were traded for horses and mules.

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