Des Moines Register: About the same time President Obama was addressing the nation about Syria last week, a state senator in Iowa was lecturing about climate change to a college audience.
The two talks werent as far apart as they might seem.
The state senator, Rob Hogg of Cedar Rapids, is a crusader who argues that climate change not only is the defining issue of our times but that response to climate change will shape almost everything that happens this century.
Syria is a case in point. Absent climate change,...