Career
Holthaus grew up in Kansas. His writing during Hurricane Sandy resulted in a substantial following. During his career, he has advised numerous groups and individuals on coping with changing weather, including Indian military officials and Ethiopian subsistence farmers.
He has traveled to Ethiopia in many occasions, where he does work for a climate project
On September 27, 2013, feeling that his extensive air travel was contributing to the problem, Holthaus vowed never to fly again.