Explaining the potential dangers facing our world, this series offers positive suggestions for securing our future. The books demystify terms such as "global warming", "acid rain" and "ozone layer" and discuss how real the dangers are, what is being done today and what can be done in the future. The titles should provide a useful resource for students studying areas of the curriculum involving science, technology, geography and environmental studies. This title examines the concept of a thirsty world.