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Nature and Environment

Five years' difference shown in satellite images of California's snowpack.

UA Research: Sierra Nevada Snowpack Lowest in 500 Years

Sep 14, 2015 Runoff from winter snowfalls provides California with 30% of its water supply.

See 10,000 Bats Take Flight on Tucson's North Side

Sep 11, 2015 Pima County officials host viewing event before bats begin migration south.
German students David Sipple, Milan Daus, Stefan Zins and Davis Rösch have been riding bicycles all around Tucson during their visit.

Tucson, an Urban Classroom for German Students

Sep 4, 2015 University students visit the city to learn about global conditions

Arizona Spotlight for September 4, 2015

Sep 3, 2015 The psychology of everyday sounds; "That Desert Sound" celebrates the Tucson music scene of the 1980s; using Tucson to study the geography of global change; capturing the beauty and intensity of monsoon lightning on film.
Sunset at Yavapai Point, along the Grand Canyon's South Rim.

Dated Technology Hinders Grand Canyon Search And Rescue Efforts

Sep 1, 2015 Increased visitors, inconsistent radio communication put strain on first responders

Water Stops, Starts in Rural Arizona

Aug 31, 2015 Restrictions are still in place, but regular service should return to Bowie by end of the week

UA Hurricane Watchers Predict More Storms This Year

Aug 27, 2015 Researchers still expect six Atlantic hurricanes during next two months
The north slope of Mt. Bigelow in the Coronado National Forest.

Forests Worldwide Vulnerable to Drought, UA Researcher Says

Aug 27, 2015 UA scientist contributes to climate change findings
Organ Pipe cacti are native to Mexico, but are also found in part of Arizona, in the Organ Pipe Cactus National Monument.

National Park Service Turns 99, Centennial Celebration Begins

Aug 24, 2015 Service oversees hundreds of parks and monuments across the country.
A monsoon storm forms over East Tucson.

Sunday Storms Slow Two Tucson Area Wildfires

Aug 24, 2015 Blazes burning in Catalinas, Santa Ritas lose speed after recent monsoon downpour.

METRO WEEK: Wildfire's Effect on Environment, Bighorn Sheep

Aug 21, 2015 How the Finger Rock Fire will affect the ecosystem and animals that depend on it

Need a New Washing Machine? Tucson Offers $200 Rebate

Aug 18, 2015 Tucson Water says high-efficiency washers can save up to 7,000 gallons a year.

State Rejects Requested Ban on Expanding Irrigation

Aug 18, 2015 Farmers in Cochise County lose petition to to stop further development in their area.

AZ WEEK: Is Mine Waste Spill Threatening Arizona's Water?

Aug 14, 2015 Million of gallons of waste, including arsenic and lead, surged into tributaries of Colorado River.
Bighorn sheep in Santa Catalina Mountains.

Answer to What Killed Bighorn Sheep in Santa Catalinas

Aug 14, 2015 Untreatable Illness has caused severe losses in herds throughout Western states.

Arizona Spotlight for August 14, 2015

Aug 14, 2015 Looking for bighorn sheep along the Colorado River; restoring two centuries of history at the San Xavier Mission; what it means to be the first college graduate in your family.

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