Land Preservation

- Petersen explains a complex topic in a clear and easy-to-understand manner
- Includes some U.S. history information, such as the history of settlement and efforts by various presidents to preserve land
- Great resource for class discussion about protecting the environment/Earth Day
National Science Standards, Grades K-4
- Life Science: III. Content Standard C
- Organisms can survive only in environments in which their needs can be met; the world has many different environments.
- Humans depend on their natural and constructed environments; humans change environments in ways that can be either beneficial or detrimental.
- An organism's patterns of behavior are related to the nature of that organism's environment; when the environment changes, some plants and animals survive while others die.