The document outlines four stages of environmental conservation history and activism: 1) Pragmatic resource conservation to utilize nature for human benefit, 2) Moral and aesthetic nature preservation to appreciate nature's beauty, 3) Growing concern over health impacts from pollution, and 4) Global environmental citizenship where all life has a right to exist. It also discusses utilitarian conservation policies that maximize benefits over longest period and biocentric preservation giving organisms a right to exist for their own interests, quoting Martin Luther King about recognizing current issues to determine future actions.

1. Social Change & Environmental Issues