Ecologists study the connections living things have with one another and their surroundings. John Woodward did some of the first ecology experiments in 1699 and figured out algae bloom. Aldo Leopold's work led to the Endangered Species Act to protect plants and animals from becoming extinct, and he led the U.S. government to begin considering the environmental impact of land use. Eugene Odum was the first to see Earth as a set of interlocking ecosystems. His work led to laws to protect wetlands.
Rachel Carson began writing about nature when she was just 10 years old. She became a zoologist in 1932 and went to work for the United States government as a biologist and writer. She wrote about natural resources and encouraged others to care for the planet. She wrote books that helped people understand the world around them. Everyone can play a part in keeping the Earth healthy.
Forensics is the focus of this STEAM driven title that introduces students to all the jobs within this crimally related field.
Readers will learn about Abraham Lincoln, how he died, and why a memorial was built in his honor. The title is complete with historical and modern images, bolded glossary terms, a More Facts page, and a picture glossary. Aligned to Common Core Standards and correlated to state standards. Translated by native Spanish speakers--and immersion school educators. Abdo Kids Junior is an imprint of Abdo Kids, a division of ABDO.
Law enforcement is keeping up with technology - and the criminals attempting to take advantage of it. Cyber cops use the latest electronic devices to track and find the bad guys.
The United Nations is a very important international organization. Around the world this agency's staff and volunteers are working to provide children with access to medical treatment and education. Have you ever wondered how this important work gets done? How do organizations like UNICEF help? What kinds of problems do they have to solve? Read How Do They Help? UNICEF to learn more about many people who help in your community and around the world.
Firefighters are brave in the face of danger. They must be strong and alert to get their work done. Firefighters rush into action to put out fires. They search burning buildings to make sure everyone is out safely. This informative title for young readers will ignite their interest in firefighters.