How It Works: Environment

Discover how - from the soil beneath our feet, to the clouds above our heads - our environment is an amazing, inter-connected world of natural cycles, systems and life processes. Stunning photographs and cutaway illustrations show how all life on our planet - plants, animals and humans too - coexists. Easy-to-understand explanations and fascinating facts allow us to explore Earth's incredible environment, how human activities are affecting it, and what we can do to help protect our amazing world.