### Question
What is the definition of sequestration?


### Answer
The definition of **sequestration** is as follows in *25 U.S.C. § 3501*:

> the long-term separation, isolation, or removal of greenhouse gases from the atmosphere, including through a biological or geologic method such as reforestation or an underground reservoir

#### Citation:
  - *25 U.S.C. § 3501*
  - Heading: **CHAPTER 37-INDIAN ENERGY**

