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'Where the Water Goes': David Owen Looks at the Past, Present & Future of the Colorado River

Also on Arizona Spotlight: members of Tucson's black community share and contrast their experiences; author Victor Shamas explores 'Deep Creativity'.
Image from the cover of The Platinum Age of Television, by David Bianculli.

The Evolution of Television According to David Bianculli

Also on Arizona Spotlight: Tucson students working for political change on behalf of teachers; and artist & author Beth Surdut on mountain lions, and when the hunter becomes the hunted.

The Art of Paying Attention: Mountain Lions

Author and wildlife illustrator Beth Surdut focuses on mountain lions, and how sometimes, the hunter can become the hunted.
The Tucson Desert Art Museum opened in 2013 and is located on the city's east side.

A Desert Museum for Art and History

Tucson has two different attractions with "desert museum" in their names.
University of Arizona tree-ring scientist Valerie Trouet taking a pencil-thin core from an old Bosnian pine growing on Mount Olympus in Greece.

Tree Rings Tell Story of Jet Stream

Changes to North Atlantic air flows alter European summer weather.
Gila woodpecker claims a cactus fruit -- original wildlife illustration.

The Art of Paying Attention: Gila Woodpecker

Beth Surdut finds much more to these marvels of natural engineering than is obvious to the eye...or ear.

As Valley Fever Cases Grow, Research Aims to Improve Diagnoses, Treatment

A UA study center looks at effects of delayed diagnoses, hopes to pioneer rapid test.
A saguaro cactus flower blossom.

Saguaro Genome Shows Why Many Cactus Species Are Hard to Classify

Researchers believe that long lives and long generation times have led to mismatches in the history of species.
A Mount Graham Red Squirrel.

Summer Fire Destroys Habitat, Food of Endangered Red Squirrel

A census found a dramatic decrease in the population of the Mount Graham red squirrel following the Frye Fire.
Global average carbon dioxide concentrations as seen by NASA’s Orbiting Carbon Observatory-2 mission, June 1-15, 2015.

NASA: Spike In Atmospheric CO2 Related To El Nino

A vicious cycle might await if future climates reflect similar conditions of heat and drought.

The Art of Paying Attention: Alligators

Author and wildlife illustrator Beth Surdut shares her adventures paddling with the Myakka River's most famous inhabitants.
Hurriane Maria in the Caribbean approaching Puerto Rico, September 2017.

Raytheon Drones Fly Into Hurricanes to Collect Data

'Coyotes' were used recently in Hurricane Maria to aid in continuous monitoring.
The US Fish and Wildlife Service says the Sonoyta mud turtle is in danger of going extinct. There are five known populations, one is Arizona and four in Sonora.

Rare Arizona Turtle to Join Endangered Species List

US Fish and Wildlife says the reptile is in danger of extinction.
A view of Tucson from Tumamoc Hill.

Pima County to Get Regular Air-Quality Forecasts

State environmental department to provide a 5-day outlook for the county.
The fish survey team in the Santa Cruz River in Marana, 2015.

Ecologist: New Fish Swimming in Improving Water of Lower Santa Cruz

Final report shows new fish species, improved water quality.
Crews work to clear Wet Canyon on Mount Graham. The canyon was overrun with debris and sediment when multiple storms brought heavy rainfall to areas that were severely burned during the Frye Fire.

USGS: Wildfire-Caused Erosion Endangers Western Watersheds

Denuded landscapes allow sediment to soak up or contaminate run-off.

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