Environmental Science Homeschool
The Holt McDougal Environmental Science Homeschool curriculum offers an up to date, balanced approach to the environment. Learn more. Holt McDougal Environmental Science © 2013 offers an up-to-date, balanced approach to the environment, with comprehensive coverage of ecology, Earth science, health and policy topics. Engaging online resources, Case Studies, relevant feature articles, and a wide array of labs actively involve students. The activities and features of this program address the needs of all students, creating understanding and getting students involved.