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Climate Change

Letters to the editor

Letters to the editor

Readers express opinions on Charleston shooting, gun violence, Pope's climate change encyclical.

June 22, 2015 5:00 pmLoading…
David Fitzsimmons: Tucson's summertime blues turn red-hot

David Fitzsimmons: Tucson's summertime blues turn red-hot

Tucsonans escape the heat with road trips, sweet getaways, pool parties.

May 29, 2015 6:00 pmLoading…
Letters to the editor

Letters to the editor

Readers' thoughts on Iraq sectarianism, Pima County's need to accept responsibility.

May 29, 2015 5:00 pmLoading…
Letters to the editor

Letters to the editor

Readers sound off on McCain's Iraq war comment, county justice costs. 

May 28, 2015 5:00 pmLoading…
Letters to the editor

Letters to the editor

Letters on McCain re-election, rooftop solar, homeless camp, climate change and health.

April 09, 2015 5:00 pmLoading…
Letters to the editor

Letters to the editor

Letters on distracted driving, water resource meeting, homeless camp.

February 02, 2015 6:00 pmLoading…
Letters to the editor

Letters to the editor

Readers react to auto accident, Boehner-Pelosi photo, Jan. 8 program, restauranteur story.

January 12, 2015 6:30 pmLoading…
Letters to the editor

Letters to the editor

Reader opinions on Social Security disability, terrorism, climate-change column, daylight saving.

January 10, 2015 6:30 pmLoading…
Letters to the editor

Letters to the editor

Opinions on city golf courses, Mars exploration costs, highway lawsuit, defending police. 

December 09, 2014 6:30 pmLoading…
Study: Rising AZ temperatures make for hostile environment

Study: Rising AZ temperatures make for hostile environment

Arizona will be hit harder than most states, a new report says.

July 06, 2014 12:00 am Related Loading…

Climate change hitting home, says White House report led by UA

The Southwest is heating faster than the rest of the country. Sea levels are rising. Oceans are acidifying. The North Atlantic’s hurricanes are intensifying. Piñon and lodgepole pines are dying.

May 07, 2014 12:00 amLoading…
Glenn Hamer, Jay Timmons: EPA threatens Arizona manufacturers’ competitiveness

Glenn Hamer, Jay Timmons: EPA threatens Arizona manufacturers’ competitiveness

The U.S. energy advantage is under attack. The shale-gas revolution has spurred billions in new investments and resurrected industries that had left the country.

March 24, 2014 12:00 am Photos

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Drilling for clues to our ancestors' extinction

Drilling for clues to our ancestors' extinction

A University of Arizona researcher is heading a team that wants to learn how climate change affected the evolution of humanlike species.

November 09, 2013 12:00 am Photos

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Environmental group sues to get UA records

A Washington, D.C.-based advocacy group has sued the University of Arizona demanding the release of a cache of documents — including two professors’ emails — related to climate change and global warming.

October 05, 2013 12:00 amLoading…
A dubious achievement for humanity

A dubious achievement for humanity

Earlier this year, scientists at the NOAA Mauna Loa Observatory in Hawaii announced a major threshold in the Earth system had been crossed: the concentration of the greenhouse gas carbon dioxide in Earth’s atmosphere has now passed a level not seen in the last 3 million years.

September 29, 2013 12:00 am Photos

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Oceans absorbing more global heat, UA researcher says

Much of the heat that was supposed to fire up the globe’s air in the past 15 years — but didn’t — has gone into the ocean, a University of Arizona oceanographer said Friday.

September 28, 2013 12:00 amLoading…

Warming might defeat species evolution, University of Arizona professor says

Vertebrates would have to evolve 10,000 times faster than they ever have to keep up with the pace of change predicted for their climatic niches in the next century, says a University of Arizona researcher.

July 28, 2013 12:00 amLoading…
Destructive Southwest wildfires bear 'really clear' sign of warming

Destructive Southwest wildfires bear 'really clear' sign of warming

Mounting evidence links our region's increase in destructive wildfires to climate change, researchers say.

July 07, 2013 12:00 amLoading…

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