Nature and Environment

Park Service to Start Culling Grand Canyon Bison Herd

Sep 12, 2017 The agency is looking to cut the population in half.

Mexico, Facing Earthquake Aftermath, Cancels Help to Texas

Sep 12, 2017 The 8.2 earthquake that shook Central and South Mexico has left at least 95 people dead.

USGS: Wildfire-Caused Erosion Endangers Western Watersheds

Sep 11, 2017 Denuded landscapes allow sediment to soak up or contaminate run-off.

State Park Benefits from Summer Monsoon

Sep 11, 2017 Rain adds welcome water to the popular destination.

App Gives New Perspective to Walk Up Tumamoc Hill

Sep 11, 2017 Tumamoc Tour's stories are timed to an average walking pace of people trekking up the hill.

Episode 154: Tucson Helps Harvey Victims

Sep 8, 2017 Plus, a visit to a research site on Tumamoc Hill, and a city decision about guns seized in investigations.

Houston Wildlife After the Flood

Sep 8, 2017 Also on Arizona Spotlight: DACA Phase Out Could Affect 28,000 Arizonans; "The Rainbow 17" Seek Asylum in the US; and Arizona veteran Keith Connolly shares his Vietnam experience...

'Mini-Spike' in AZ Gas Prices After Hurricane Harvey Expected to Pass Quickly

Sep 5, 2017 An industry analyst says a significant rise isn't expected, and prices should return to normal by the end of the month.

Dry, Hot August Follows Record-Setting July Rain

Sep 4, 2017 Weather Service meteorologist says storms become less frequent in September, unless a large Pacific storm hits.

Looking Back on Fire Season in Arizona, and Places Touched by the Flames

Aug 31, 2017 Wildfire activity rose statewide, and Southern Arizona was home to some of the state's largest fires.

Algae Levels Down, Lakes Cleared for Fishing

Aug 30, 2017 Tournaments can resume at the Salt River reservoirs.

Love the Outdoors? There's a Way to Help Others Enjoy It

Aug 28, 2017 Pima County is looking for volunteer 'trail stewards' to assist with safety, accessibility.

Large Pacific Storm Could Bring Heavy Rain to Southern Arizona

Aug 28, 2017 Storm forming south of the Baja Peninsula has strong chance of becoming a cyclone.

UA Increasing Access to Tumamoc Hill

Aug 28, 2017 Change likely to bring more hikers, but also protect environment.

Summer's Insects Draw Scientists to Southern Arizona

Aug 28, 2017 Hot and humid weather is optimal for exploring the outdoors.

The Future of a Link to the Past

Aug 25, 2017 Also on Arizona Spotlight: Local hip hop dance team scores at national contest; Pink Martini brings swanky sounds to Tucson; "Love Letters to the Library" returns; and a profile of an Arizonan who fought in the Vietnam War.

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