This series is directly aimed at the National Curriculum Science 5-16, levels 3 to 6. It covers a wide range of topics. Each book has a structured development of its scientific content, giving the reader a clear progression through the topic. The books contain illustrated activities, accompanied by record-keeping and self-assessments. Focusing on the effects of humans and their activities on the environment on both a global and a local level, this book examines how, having learned how to create his own artificial environments and machines that save time and effort, man's influence has been greater than that of any other living creature.