Larry Koehrsen: The slow drip of climate change

Larry Koehrsen is a graduate of Iowa State University with bachelor’s and master’s degrees in civil engineering. He worked in the consulting engineering business, focusing primarily on environmental issues and projects. He is now retired and lives in Ames.

He is passionate about reversing climate change. Koehrsen advised readers of his letter to the editor, “Climate change may well be the defining issue of our lifetimes. We need to treat it accordingly.”

This article was originally published by the Ames Tribune.