Movie S2.

Thermal video of methane emanating from an underground pipeline leak detected with AVIRIS-NG. The location was reported to the operating company, which shut down the pipe and commenced repair the day after. A Xenics Onca-VLWIR-MCT-384 thermal imaging camera with a Spectrogon optical filter centered at 7.746 microns was used to qualitatively display methane.

Airborne methane remote measurements reveal heavy-tail flux distribution in Four Corners region

Christian Frankenberg, Andrew K. Thorpe, David R. Thompson, Glynn Hulley, Eric Adam Kort, Nick Vance, Jakob Borchardt, Thomas Krings, Konstantin Gerilowski, Colm Sweeney, Stephen Conley, Brian D. Bue, Andrew D. Aubrey, Simon Hook, and Robert O. Green

PNAS. 2016. 113:9734-9739 DOI: 10.1073/pnas.1605617113