The city of River Falls, Wisconsin used to have a thriving community compost site that caters to its residents, providing a convenient location for the disposal of yard waste, including leaves and branches. Initially, the site was open for all city residents to use and this worked seamlessly due to a company's free collection of compost material for a central heating/energy plant in St. Paul, Minnesota. However, a devastating insect infestation sweeping through Minnesota is killing off ash trees...