| Grade | Discipline | Core Idea |
|---|---|---|
| 3-5 | ESS3.A: Natural resources |
Energy and fuels humans use are derived from natural sources and their use affects the environment. Some resources are renewable over time, others are not. |
| 6-8 | ESS3.A: Natural resources |
Humans depend on Earth's land, ocean, atmosphere, and biosphere for different resources, many of which are limited or not renewable. Resources are distributed unevenly around the planet as a result of past geologic processes. |
| 9-12 | ESS3.A: Natural resources |
Resource availability has guided the development of human society and use of natural resources has associated costs, risks, and benefits. |