Animals and plants depend on the Earth’s natural resources t survive. Green Alert! takes a close look at these resources and the human activities that threaten to destroy them forever. Each title in the series looks at a critical environmental issue, using case studies from around the world to highlight both current problems and possible solutions for the future. The books include lively text, stunning photographs and a list of practical ways in which readers can help to protect the planet from further damage.

    Each volume features:
      - Full-colour photographs and maps
      - Real-life case studies from around the world
      - Fascinating fact boxes
      - Further reading and Internet source lists
      - Contact information for environmental organizations
      - Glossary and index.
    almost a third of the Earth's surface supports unique plant communities, from forests to grasslands. But this land being degraded at an alarming rate. Deforestation and bad farming methods remove around 24 billion tonnes of fertile soil each year. Spreading Deserts takes an in-depth look into the problem of desertification. Topical examples show how it has affected different regions, from the destruction of ecosystems to famine, as well as the countries, organizations and individuals working to prevent further damage.

- Introduction
- Causes of desertification
- Effects on plants and ecosystems
- Effects on animals and people
- Protection and conservation
- What happens next?
- Glossary
- Finding out more
- Index