Clark County’s Master Composter/Recycler program is accepting registrations for a series of workshops intended to educate the community on how to reduce its impact on natural resources. The series of workshops are taught by “master” composters and recyclers and cover topics including composting, gardening, green cleaning and creating worm bins.The classes include:• Backyard composting: 10 a.m.-noon, Center for Agriculture, Science and Environmental Education, 11104 N.E. 149th St., Brush Prairie, and 6-8 p.m. June 20, 78th Street Heritage Farm, 1919 N.E. 78th St. Learn how to build a backyard compost pile that turns yard waste into garden gold.• Lasagna gardening: 10 a.m.-noon June 3, Center for Agriculture, Science and Environmental Education, 11104 N.E. 149th St., Brush Prairie. Learn how to create lush, easy-care gardens in practically any location without hours of back-breaking digging or soil-breaking tilling.• Green cleaning: 6-8 p.m. June 8, Clark County Operations Center, 4700 N.E. 78th St. Learn how to make versatile green household cleaners. Free kits and ingredients provided.• Wormshop: 6-8 p.m. June 13, 78th Street Heritage Farm, 1919 N.E. 78th St. Receive a free bin, worms, information and resources, and learn how to build and maintain a worm bin.To register, visit www.clarkgreenneighbors.org/mcr/classes-and-workshops.