In 2019, Cuyahoga County issued an update to a 2013 Urban Tree Canopy Assessment. The update found that, "despite concerted efforts in many local communities to increase tree canopy," over the years 2011-2017 the county's tree canopy had suffered further decline from 37.0% to 34.7% of total land area. A supplement to the update, prepared by a forester with the Ohio Department of Natural Resources, included this interesting statement: "A healthy 50-year-old sugar maple will sequester 120 times the annual amount of carbon of a 10-year-old tree. Tree crowns start to have an impact on cooling as they begin to fill out, between 15 and 20 years of age. Therefore, planting trees will not change canopy cover benefits for two to three decades. Consequently, a tree planted in 2020 will have little or no impact on the canopy until 2040 or 2050." Remember that as you read the rest of this post. The revelation that the Northeast Ohio Regional Sewer District (NEORSD) "...