4The Rise of Environmentalism was a defining era that shaped America--and the world. Readers will turn back the clock to history's turning points during that era and will take a closer look at the major challenges and hurdles the United States faced. Readers will review how this period influenced the American culture from the fashion to the policies to the entertainment. The series includes educational sidebars and backmatter that align with the 4 C's of 21st Century Learning: critical thinking, communication, collaboration, and creativity. Books also include a table of contents, glossary, index, author biography, and timeline.