The 2023 Cool Irvine Sustainability Fair is Saturday, June 24, 10 a.m.-1 p.m., at Heritage Community Park. Enjoy information and activities on energy efficiency, disaster preparedness, plant-based diets, rebates/tax credits (state and federal), water conservation, solar and battery storage, kids' activities, food trucks, and retail vendors. More information and free tickets are available at coolirvine.com/events.