Knowing the real value of this program is impossible because of variables. However, a report by Michigan State University states that a fifty-year-old tree will have provided the following:
$ 31,250.00 worth of oxygen
$ 62,000.00 worth of air pollution control
$ 37,500.00 worth of water recycling
$ 31,250.00 worth of soil erosion controls
$162,000.00 total worth per tree