Ava Sawyer

Human Environmental Impact: How We Affect Earth by Ava Sawyer explores the negative effects of pollution and resource mining on our planet. As nonrenewable resources dwindle, what does the future hold? This book introduces readers to alternative energy sources, such as solar, wind, and geothermal energy. It encourages readers to consider how they can make a positive impact on Earth....

Humans and Earth's Atmosphere: What's in the Air? explores the composition of Earth's atmosphere, including gases such as nitrogen, oxygen, argon, and carbon dioxide. This informative book examines the balance of these gases and the consequences of having too much or too little of a certain gas. Readers will discover how everyday activities, like driving, heating buildings, and using aerosols,...

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 programmes. In this title, readers will learn about both the positive and negative impacts humans have on the biosphere. Meets Next Generation Science Standards....