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California State University, Long BeachCalifornia State University, Long Beach

Recycling

Greenwaste

CSULB is situated on 321 acres of developed property that requires year-round attention to the landscaped grounds. Recycling programs are in place to recover the trimmings that are generated during maintenance efforts.

Sixty acres of turf are maintained throughout the campus, ranging from large athletic fields to small pockets of grass in between buildings. The vast majority of turf is grasscycled (cuttings are left directly on the lawn to breakdown into the soil), leaving nearly 400 tons of grass clippings in place annually that do not have to be collected.

Groundskeeper hard at work

Tree trimmings, leaves, brush, and street sweepings are brought to the central field house and loaded into roll-off containers for offsite recycling. Some tree trimmings and branches are shredded and used onsite as mulch, with efforts underway to increase the amount of onsite chipping.

Where Does It Go?

Greenwaste from CSULB is taken to a facility less than 10 miles away where it is shredded in a tub grinder and used for a variety of uses, including fuel for power plants (50%), alternative daily cover at landfills (40%), and compost (10%). We are striving to reduce the amount of material used as alternative daily cover.

Did You Know?

Lawns can generate 300 pounds of grass clippings per 1000 square feet annually - as much as 6 1/2 tons per acre each year! Grass clippings are too valuable to throw away, as they add beneficial organic matter to the soil, providing a natural fertilizer to produce healthy, green lawns. Grasscycling also reduces mowing time since the bagging and disposal of clippings is eliminated.

Source: CIWMB Grasscycling