NIST's natural air standards support accurate greenhouse gas measurements
Friday, February 19, 2016 - 16:20
in Earth & Climate
When it comes to tallying emissions of greenhouse gases, there is no better substitute than directly measuring the atmosphere. But this important accounting can be obscured, and even confused, if measurements of the air-borne heat-trapping chemicals are inaccurate or can't be compared from one instrument or data set to the next.