Modified ALTS
NPV = $9.137 (billion) modified ALTS vs. original ALTS NPV of $9.799 (billion).
Proportion of W Washington landscape in late seral structures increases to 23% in 10th decade from original ALTS (and DNR) of 18%. (Note: Presently this is 4%.) [Late seral = ND/BD + FF/OG.]