When you eat food, you get a lot of important nutrients that help you grow. The trees that live on our planet also need some nutrients to grow.
Trees use their leaves to help capture energy from the sun to make their own food. But as you may have noticed, a lot of trees lose their leaves during certain times of the year.
Without leaves, they can’t make nearly as much food, and without those important nutrients, they can’t grow very fast.
That’s what I found out from my friend Tim Kohlhauff, a certified arborist and urban horticulture coordinator at Washington State University. He is very curious about the lives of trees. Read More ...
When I got your question, I met up with my friend Hans Van Dongen, a scientist at Washington State University in Spokane. He works in a research lab where they study sleep. As a cat who appreciates naps, it’s one of my favorite places to visit.