"The Final EIS differs from the Draft because of adjustments in the baseline (or No Action Alternative) and changes to some of the assumptions and data used for the original analysis. These changes are: 1) a decrease of the projected coal production from the study region without new Federal coal leasing; 2) earlier anticipated dates for construction and mining for the proposed coal lease tracts; 3) refinement of the coal reserves and projected production from the coal lease tracts"--Page 9, volume 1.