Chart: Carbon Dioxide Reduction Leaders: 2005-2017

Chart: Increased use natural gas drives CO2 savings in US 2005_2018

Comparison of Environmental Footprint of Natural Gas by Leidos Inc

Overview of Pace Global Report Factsheet: Natural Gas Essential to Low Carbon Future

Table Comparison of Emissions of Fuels for Electricity by Leidos

Leidos Inc. 2016 Assumptions and Study Details

Comparison of Emissions of Fuels Used for U.S. Power Generation