Expectations ran high among environmentalists when Bill Clinton was sworn into office last term. With Al Gore and Bruce Babbitt in his cabinet, many thought that major legislative action would be inevitably and swiftly enacted. John Rudolph reports on what may have been the unrealistic hopes of activist protectionists, and profiles what President Clinton has done so far on timber, wilderness and mining issues, and what he may be expected to do if he wins a second term in office.