Humans have influenced the world around them since they first walked on Earth. Hunting has impacted animal populations. Pollution and deforestation have affected habitats. Humans have also worked to protect the environment through preserves and breeding programs. In this title readers will learn about both the positive and negative impacts humans have on the biosphere. Meets Next Generation Science Standards.
Reviews
After outlining many of the negative effects, each book's final chapter presents practical options for readers to help. Color photographs and diagrams clearly convey the severity of the problem.-- "Horn Book, Nonfiction Notes"
