environment

KNAU and Arizona News
9:37 am
Fri June 26, 2015

Inventory of Native Pollinators Aids Climate Change Research

A pan trap at the mixed conifer site below the San Francisco Peaks.
Credit Melissa Sevigny

Honeybees have been in the news lately because they’re disappearing. They’re crucial to food production, but they’re not native to North America. Now some scientists are turning their attention to the importance and health of native pollinators. Researchers are using the elevation of the San Francisco Peaks to study how local insects might respond to a warming global climate.

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KNAU and Arizona News
2:02 pm
Thu June 25, 2015

Online Tool Reveals Environmentally Vulnerable Communities

Demographic data compiled by EJSCREEN shows northeastern Arizona as an area of concern.
Credit U.S. Environmental Protection Agency

The U.S. Environmental Protection Agency has created a new online tool that identifies communities facing environmental health risks. Parts of northern Arizona are among the nation’s most vulnerable regions.

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Earth Notes
5:00 am
Wed June 24, 2015

Earth Notes: Blitzing Biotic Diversity

How do we know who lives where? Increasingly, land managers are turning to a fun and educational event to find out: the bioblitz.

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KNAU and Arizona News
1:43 pm
Fri June 19, 2015

Scientists Call for a Moratorium on Unconventional Oil

A group of scientists is calling for a moratorium on the development of tar sands and oil shale in North America. The Colorado River Basin contains the largest untapped deposits of oil shale in the world.

More than 100 scientists have asked policy leaders to consider the potential global impacts of developing tar sands and oil shale. They say the carbon-intensive extraction process is incompatible with limiting climate change.

Thomas Sisk, an ecology professor at Northern Arizona University, is one of the lead authors.

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KNAU and Arizona News
11:30 am
Thu June 18, 2015

House Bill Would Reverse Controversial Land Swap and Copper Mine on Tonto NF

The Oak Flat Campground has been the site of a five-month encampment of protesters who oppose the proposed copper mine that would take place there.
Credit Ryan Heinsius

An Arizona congressman has introduced a bill to stop a proposed copper mine on the Tonto National Forest. As Arizona Public Radio’s Ryan Heinsius reports, Tucson Rep. Raul Grijalva wants to reverse the federal land swap that paved the way for the mine.

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Earth Notes
5:00 am
Wed June 17, 2015

Earth Notes: Returning Grass to the Grasslands

The back of its wings glinting rust-red in the sun, a ferruginous hawk scans the grasslands below for ground squirrels and jackrabbits, two choice meals. These hawks rely on broad vistas to catch prey. But shrubs and juniper trees have steadily invaded many of their hunting grounds in the Southwest.

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KNAU and Arizona News
3:23 pm
Mon June 15, 2015

Park Service Opposing Bill to Cull Grand Canyon Bison Herd

Bison within Grand Canyon National Park are destroying vegetation, tainting water supplies and trampling archaeological sites. A U.S. Senate bill would allow hunting of the animals within near the North Rim, but the Park Service says the legislation would interfere with its own ongoing internal bison management study.
Credit AP Photo/The Avalanche-Journal, Josie Musico

The National Park Service is opposing a U.S. Senate bill designed to reduce the number of bison at the North Rim of Grand Canyon National Park. As Arizona Public Radio’s Ryan Heinsius reports, park officials say it would interfere with their own bison management study currently in the works.

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Earth Notes
5:00 am
Wed June 10, 2015

Earth Notes: Roasting Agaves

It’s tough to miss a century plant in full bloom. The plant’s base of wide, pointed leaves sends up an enormously tall stalk that blooms brilliantly in spring. Also called agave or mescal, it’s a plant that’s common throughout the desert Southwest.

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KNAU and Arizona News
5:22 pm
Mon June 8, 2015

Game and Fish Suing Over Mexican Grey Wolves

Credit KTAR

 The Arizona Game and Fish Department is suing the federal government to force it to develop an updated recovery plan for endangered Mexican grey wolves.

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KNAU and Arizona News
5:00 am
Wed June 3, 2015

Passive Solar Home Design Hindered by Mountain Views

Ron Hubert enjoys mountain views from his home near Baderville.
Credit Cindy Carpien/NPR

Chilly winters and sunny skies make Flagstaff an ideal place for passive solar construction. A house with the right orientation and south-facing windows can collect free energy from the sun—no solar panels required. But one thing stands in the way of Flagstaff becoming a model for passive solar home design: the beauty of a mountain.

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