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Tufts OpenCourseware
Authors: Kathleen Merrigan, Ph.D., William Lockeretz, Ph.D.


Agricultural influences on carbon emissions and sequestration. Andrew S. Ball and Jules Pretty. (2002).

Energy and Conservation for the 1990s. W.W. Frye.

Key Questions

Agricultural Influences on Carbon Emissions and Sequestration

  • How do agricultural systems contribute to carbon emissions?
  • What are the three strategies suggested for carbon sequestration and reducing CO2 emissions from agricultural systems?

Energy and Conservation for the 1990s

  • What is agriculture’s share of the total energy used in the US?
  • What are some of the high energy consuming farming operations?
  • Why are nitrogen fertilizers important in the context of achieving energy reduction in agriculture?
  • What are some of the cultivation practices outlined for increasing nitrogen efficiency?

Supplementary Readings

Is carbon sequestration in agriculture economically feasible? ERS