April 20, Milwaukee Riverkeeper Cleanup Milwaukee Riverkeeper provides the gloves, trash bags, and amazing FREE t-shirts. You provide the people power to pick up the trash that finds its way into our beautiful river. milwaukeeriverkeeper.org More than 90 locations across the Milwaukee River Basin!

April 20, noon-3pm, Rock the Green The zero-waste Celebration features live concert on the famous pedal-powered stage, performances from Urban Empress & The Urbanites, Sarah Fierek & The Wildflowers & Jonah Danae. Harley Davidson Museum

April 20-27, Urban Ecology Center: A week of projects and programs at all three UEC locations. urbanecologycenter.org

April 20-26, Earth Week: Retzer’s Celebration Activities, Earth Week celebration, volunteer events and more. waukeshacounty.gov/RetzerNatureCenter Retzer Nature Center 

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