All around us, our planet is changing. Some changes are sudden and dramatic; others are almost imperceptible and take years. Our Earth in Action looks at these changes - from climate change to erosion and human activity - in detail. Earthquakes describes these violent earth events and looks at ways of predicting them.
Chris Oxlade, is an experienced writer of information books for children. He specializes in science and technology, and has written more than sixty titles, on subjects ranging from kites to virtual reality as well as books on various forms of transport.