See-oh-too is an influential guy.

Trees Are Made of Gas is a colorfully illustrated book that teaches children about carbon dioxide, an invisible, odorless gas. A cartoon See-oh-too molecule guides children through the ways that C02 is essential for plant growth, but also responsible for global climate change. Young readers learn both the science and impact of the massive release of carbon dioxide into the atmosphere, making a clear argument for conservation and clean up.

Providing young readers with simple explanations along with ways to reduce their own carbon footprint, this engaging books is sure to engage young environmentalists.