A L A B A M A A & M A N D A U B U R N U N I V E R S I T I E S Backyard ANR-638 Composting wenty percent of the 2.6 million tonsT of solid waste produced annually in Alabama is composed of lawn and gar-den wastes such as grass clippings, shrub- THE COMPOST ENVIRONMENTbery trimmings, leaves, tree prunings, homegarden refuse, and kitchen wastes.