Earth in Danger is a timely series focusing on the biggest threats to our planet and what needs to be done to save it. Each book in the series focuses on a different environmental issue, from climate change to habitat destruction. Learn how science, sustainable living and alternative future energy can help to clean up the world we live in, and discover practical ways that you can make a difference every day. SUSTAINABLE LIVING Creating a sustainable world means respecting the environment and using fewer natural resources. See how even small changes to the way we live can make a big difference to the Earth!