Don't mix used oil with anything else, such as paint, gasoline, solvents or antifreeze. Store used kerosene, paint thinner and other solvents in tightly closed metal cans untilparticles settle. Carefully pour off clean solvent and reuse. When thoroughly used, takeany left over solvents and the solids to a Household Hazardous Waste Collection Day. Learn a local river's unique history and ecology.
Document fish kills, algae blooms, erosion and pollution.
Pick up litter. For more information contact your local Cooperative Extension Service Agent. They can be used instead of pesticides. Order these insects from gardening catalogues. The insects can be mailed only during certain times of the year.