Flooding and runoff can pollute small wells if they aren't sealed properly. Get chimney cleaned and inspected. A clean chimney will help guarantee a good draft. A poor draft reduces the efficiency of a fire which produces a thick polluting smoke. Buy low-phosphate cleaners and detergents for cleaning windows, mopping floors, washing curtains and blinds, etc.
Phosphates act as a fertilizer and increase algae and aquatic weeds in waterways.
Dry clothes in the spring air. Drying clothes in the spring air will use less energy and money. Give used items to local charities. Help save space at local landfills by donating used items to charity. Change batteries in smoke detectors.