J K Books
Books di J K editi da Rosen Pub Group con argomento Ozone Depleting Substances Juvenile Literature Pollution Prevention Juvenile Literature Ozone Layer Depletion Juvenile Literature
What Can We Do About Ozone Loss?
Jakubiak David J.
edizioni Rosen Pub Group collana Rosen Pub Group (Paperback)
Looks at the problem of the depletion of the Earth's ozone layer, examining what ozone is, where it comes from, how it is depleted, how people measure it, and how it can be protected.