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Carbon Dioxide

Letters to the editor

Letters to the editor

Thoughts on peace at a cultural festival, leadership, standing up to terrorists. 

January 16, 2015 6:30 pmLoading…
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

Photos

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AZ sees rise in greenhouse emissions

Population growth equals more greenhouse gas emissions. Economic decline sends emissions downward.

May 28, 2013 12:00 amLoading…

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