of fossil fuels accounts for more than half of all energy used in homes and at least percent of all energy used in commercial buildings. [ ] in , fossil fuel combustion in u.s. homes and businesses produced million metric tons of greenhouse gases [*] , accounting for percent of total u.s. greenhouse gas...
of fossil fuels accounts for more than half of all energy used in homes and at least percent of all energy used in commercial buildings. [ ] in , fossil fuel combustion in u.s. homes and businesses produced million metric tons of greenhouse gases [*] , accounting for percent of total u.s. greenhouse gas...