| vocabulary word |
 |
|
| definition |
 |
|
| example |
 |
|
| ecosystem |
all the living and nonliving things in a certain area |
A forest is one type of ecosystem. |
| region |
a large area with common features that set it apart from other areas |
Ohio is located in the Midwest region of the United States. |
| climate |
the weather of an area over a number of years |
A tropical climate has hot and humid weather, with abundant rainfall. |
| environment |
all the surroundings in which people, plants and animals live |
Take care not to pollute the environment. |