Except that electricity use in buildings produces three times more GHGs than the direct use of natural gas (even after accounting for methane). Electricity is 2.5x's more GHGs if we include fuel oil and propane also.https://twitter.com/bradplumer/status/1007281096487251970 …
Your statement is too broad. Grid-powered emission only exceed gas emissions when grid_emissions divided by gas_emissions is greater than the COP (Coefficient of Performance) of the grid-powered system. Geothermal Heat Pumps reduce emissions almost everywhere in the US.