John Muir, well-known author and naturalist, once wrote, “Tug on anything at all and you’ll find it connected to everything else in the universe.” But what did he mean? 

Last time we put a Polar Bear in the desert and we still feel bad about that, but there’s a lot more going on in ecosystems than just temperature.

In this episode of Crash Course Kids, Sabrina shows us the effects that climate change can have and how one small change in an ecosystem can throw everything off.

Have you ever heard of the Peppered Moth? It’s a great example of how living things can change because their environment has changed.

In this episode of Crash Course Kids, Sabrina talks about ecosystems and how one small change can lead to a cascade effect in the entire ecosystem.

Students will study the diet of bald eagles at the Decorah North Nest.