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.
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.
After problems developed with the Articles of Confederation, America's leaders wrote the U.S. Constitution. Although our founding fathers were happy with their work on the Constitution, it was missing an important part. The Bill of Rights was soon added to protect individual American rights.
This nonfiction book invites readers to learn about the very first United States Congress and government. Readers will learn about colonists' frustrations with the British and what caused them to create the First and Second Contintental Congress, Committees of Correspondence, and the Declaration of Independence. With plenty of colorful images, easy to read text, and engaging sidebars, readers will be fascinated from cover to cover as they are introduced to the three branches of US government--executive, legislative, and judicial. A glossary and table of contents are provided for assistance for better understanding the content.
An eye-opening exploration of the history of the 1951-founded Mossad and other Israeli espionage agencies, investigating their typical training and tools as well as the escapades of famous spies.
Explores the Cuban Missile Crisis and how that event has sculpted societies, the sciences, and politics.