Arizona bison population may outgrow their ecosystem

Jan. 22, 2018
More from this show

Since being brought to Arizona in 1906, the bison population has steadily grown to reach more than 600. Experts say the herd is living on land not designed to sustain it, and adverse ecological effects are already being seen in the surrounding area.

SPOTLIGHT
The Arizona Capital building with text reading: State of the State Address

This Monday on ‘Arizona Horizon:’ The State of the State Address

Mark Tarbell and Kristen Keogh with text reading: Go See AZ
airs Feb. 5

‘Check Please, Arizona!’ and ‘Trail Mix’d’ return Feb. 5

The Gila River
aired Jan. 9

The Gila River: Lifeline, Legacy and the Fight for Native Rights in Arizona

Graphic for PBS Books Readers Club - January

Join us for PBS Books Readers Club!

Subscribe to Arizona PBS Newsletters

STAY in touch
with azpbs.org!

Subscribe to Arizona PBS Newsletters:


Gifts presented by Arizona PBS
A mug pledge gift for Ken Burns

Ken Burns -One Nation Many Stories (Mug)

Ken Burns dvd set

Ken Burns -The American Revolution (6-DVD Set)

A Ken Burns dvd set pledge gift

The American Revolution - Ken Burns -The American Revolution (6-DVD set) + An Intimate History (HBK)

make your selection
LATEST CONTENT
MORE EPISODES
Mayor Lisa Borowsky, City of Scottsdale

  Jan. 8

Scottsdale approves Axon housing deal

Scott Woelfel, General Manager, Arizona PBS

  Jan. 8

CPB shuts down, raising questions about PBS

Sandy Bahr, Sierra Club, Grand Canyon Chapter; Vania Guevara, Advocacy & Political Director, Chispa Arizona

  Jan. 8

Environmental leaders discuss goals for Arizona legislative session

Amber Porter, Nurse Practitioner/Memory Clinic Leader, Circle the City's Memory Clinic

  Jan. 7

Memory Clinic targets cognitive health in homeless population

Marisol Garcia, President, Arizona Education Association

  Jan. 7

What educators want from the upcoming legislative session

Frank Rosenblatt/Professor, Mississippi College, School of Law AND Retired Army JAG Lt. Col (2 supers)

  Jan. 7

The legality of Secretary of War Pete Hegseth’s claims against Senator Mark Kelly

Will Humble

  Jan. 6

Upcoming legislative session could shape public health policies

Joe Ducey

  Jan. 6

Protecting yourself from deceptive AI ads

Mark Kelly

  Jan. 6

Tensions rise between Senator Mark Kelly and Secretary of War Pete Hegseth

Danny Seiden, President and CEO, Arizona Chamber of Commerce and Industry Todd Sanders, President and CEO, Greater Phoenix Chamber of Commerce

  Jan. 5

What Arizona businesses expect from the upcoming legislative session

Ashlea Taylor-Barber/Licensed Marriage and Family Therapist

  Jan. 5

How to recognize and avoid burnout while setting your 2026 New Year’s resolutions

Dr. Evelyn Farkas, Executive Director, McCain Institute

  Jan. 5

Venezuelan President captured in U.S. operation, facing drug trafficking charges

Howie Fischer, Camryn Sanchez and Jeremy Duda

  Dec. 26, 2025

Journalists’ Year in Review 2025

Dennis Hoffman, Mark Stapp and Jim Rounds sit with host Ted Simons

  Dec. 25, 2025

Economic Roundtable 2025

Ray Stern, Howie Fischer and Wayne Schutsky

  Dec. 19, 2025

Journalists’ Roundtable: Kelly vs. Pentagon, Chaplik announces for CD1 and more

Rabbi Andy Green

  Dec. 18, 2025

Local Jewish community responds to mass shooting in Australia