
Waste Management Inc's operational GHG emissions 2017-2022, by segment
Waste Management Inc's landfill emissions from both active and closed facilities surpassed 13.7 million metric tons of carbon dioxide equivalent (MtCO₂e) in 2022. Landfills represented the largest share of Waste Management Inc's greenhouse gas emissions by far. Collection fleet emissions had been steadily declining from 2017 to 2020, but in 2022 figures increased to over 1.1 MtCO₂e.