Anaerobic Digest
Rosendale Dairy's digesters in Pickett, Wisconsin

BioCycle October 2013, Vol. 54, No. 10, p. 12

Composting Roundup
Philly Compost collects food scraps by bicycle from 10 customers within a 1.5 mile radius.

BioCycle October 2013, Vol. 54, No. 10, p. 10