Roger Keith Kjelgren | Lamont-Doherty Earth Observatory

Roger Keith Kjelgren

Lamont Doherty Earth Observatory

Adjunct Senior Research Scientist

Lamont-Doherty Earth Observatory

Biology and Paleo Environment

Utah State University

4820 Old Mill Hill

Logan

UT

84322

US

Phone:

(435) 797 2972

rkk2112@columbia.edu