*Master Calendar MN Unit 26
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What’s in your water? How can your actions help reduce and prevent water pollution? Discover what the most common water pollutants are and how you can prevent water pollution by paying attention to what you put down the drain at home and how you manage your yard. Explore how the water treatment process cleans water before it returns to lakes, rivers, and streams.
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Rainbows are just one of many amazing things you can see in the sky. Duane Friend will talk about spectacles such as why the Blue Ridge is blue, why twilight is different at the equator and poles, and many other atmospheric sights.