Arizona Daily Independent headlines Ivanpah solar plant wants to burn more natural gas August 22, 2014 Jonathan DuHamel
Environment/Nature San Luis solar downdraft tower – Updates and Corrections August 19, 2014 Jonathan DuHamel
Arizona Daily Independent headlines White roofs, global warming, and unintended consequences July 17, 2014 Jonathan DuHamel
Arizona Daily Independent headlines Saginaw Hill, another old mine site in a Tucson area neighborhood March 12, 2014 Jonathan DuHamel
Arizona Daily Independent headlines Global warming may be an unintended consequence of the EPA rule on sulfur March 5, 2014 Jonathan DuHamel
Opinion Responsible development of our domestic mineral resources crucial to meeting 21st Century challenges February 19, 2014 David F. Briggs
Arizona Daily Independent headlines The Cochineal, a little bug with a valuable product December 29, 2013 Jonathan DuHamel
Arizona Daily Independent headlines Electric cars are neither green nor practical October 26, 2013 Jonathan DuHamel
Arizona Daily Independent headlines The ocean ate my global warming – Part 1 October 1, 2013 Jonathan DuHamel