Comments & testimony

Comments on the CO greenhouse gas inventory report, 2021Download
Comments on CO’s proposed oil & gas financial assurance rules, 2021Download
Comments on NM’s proposed oil & gas methane rules, 2020 (co-author)Download
Comments on NY’s proposed oil & gas rules to reduce methane pollution, 2019Download
Comments on OH’s proposed oil & gas waste management regulations, 2017Download
Comments on PA’s proposed oil & gas regulations, 2016Download
Testimony, EPA’s proposed oil & gas methane rules, 2015Download
Testimony, oil & gas waste, NY Senate Democratic Conference, 2014Download
Testimony, PA’s proposed oil & gas regulations, 2014Download
Testimony, oil & gas risks, PA Democratic Policy Committee, 2013Download