You’ve got the Geosphere, the Biosphere, the Hydrosphere, and the Atmosphere… It sounds like the beginning of a children’s song, but what are these “spheres” really, and how do they affect Earth’s weather and climate? In this course you will spend your time hovering over our planet as you peel away the layers surrounding us. What seems invisible to the naked eye is an amazing region of “spheres” that turn science into something truly amazing.