| Municipal wastewater (2) |  |
| Treated wastewater (1) | |
| Wastewater (40) | |
through carbon-free energy generation and avoiding municipal wastewater treatment ffectively planting over 4, 400 acres of trees in a year,
Public utilities in the US treat an estimated 12 trillion gallons of municipal wastewater each year and consume about 3 percent of the nation grid energy.
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