 At the end of the decade, the Independence Pass Foundation (IPF) was formally incorporated in Aspen.Its founder, environmental activist Bob Lewis, had been organizing efforts to revegetate the slopes alongside Highway 82 going up to the pass, in order to repair damage that had been done the road's construction.In cooperation with the Highway Department, the U.S. Forest Service and the county, the IPF rebuilt a curve along the road near the Weller Lake trailhead that year.