NGEE methane flux tower, Barrow AK

NGEE methane flux tower (LI-COR 7700 open path), Barrow AK. Dave Billesbach maintaining system as storm approaches. Photo cr. D. Billesbach

NGEE methane flux tower (LI-COR 7700 open path), Barrow AK. Dave Billesbach maintaining system as storm approaches. Photo cr. D. Billesbach