HS-ESS2-6 Evidence Statement
see.isbscience.org/ngss/hs-ess2-6/Earth and Space Science: Earth's Systems - Evidence Statement 6
HS-ESS2-6: Develop a quantitative model to describe the cycling of carbon among the hydrosphere, atmosphere, geosphere, and biosphere.
[Clarification Statement: Emphasis is on modeling biogeochemical cycles that include the cycling of carbon through the ocean, atmosphere, soil, and biosphere (including humans), providing the foundation for living organisms.]
Source: http://www.nextgenscience.org/
For more specific information, including ways this performance expectation can achieve three-dimensional learning, please see this NGSS Evidence Statement.

