nitrogen, phosphorus, and sediment necessary to reverse declines in the Bay’s quality and associated biological resources …

Methane digesters—biogas recovery systems that use methane from manure to generate electricity—have not been widely … adopted in the United States because costs have exceeded benefits to operators. Burning methane in a digester reduces … adopting a methane digester. We developed an economic model that illustrates how dairy and hog operation size, location, and …