Keyphrases
Anthropogenic CH4 Emissions
25%
Back Trajectories
25%
CH4 Concentration
25%
CH4 Emission
100%
CH4 Emission Flux
25%
City Scale
75%
Elevated Concentrations
25%
Emission Flux
25%
Emission Rate
50%
Flight Experiment
25%
Flux Measurement
25%
Indianapolis
100%
Landfill
75%
Mass Balance Approach
25%
Methane
25%
Methane Emission Flux
100%
Mobile Measurements
25%
Mobile Observation
25%
Natural Gas Distribution System
25%
Natural Gas Transmission
25%
Propane
25%
Relative Contribution
25%
Source Apportionment
100%
Street-level
25%
Total Flux
25%
Two-source
25%
Urban GHG Emissions
25%
Wind Direction
25%
Earth and Planetary Sciences
Bottom-Up Approach
8%
Distribution System
8%
Emissions
100%
Flux Measurement
8%
Greenhouse Gas Emission
8%
Indianapolis
100%
Methane
100%
Natural Gas
16%
Source Apportionment
100%
Wind Direction
8%