Barbara Bernstein, long-time creator and host of Locus Focus will interview Mike Houck, former Urban Naturalist for Audubon Society of Portland and Director Emeritus of the Urban Greenspaces Institute,and Jim Sjulin, former Natural Resource Program Manager for Portland Parks & Recreation and current board member of the 40-Mile Loop Land Trust. Houck and Sjulin will discuss John Charles Olmsted’s 1903 master plan for Portland parks with a focus on natural resources and creation and expansion of the 40-Mile Loop, a nearly 150-mile bicycle and pedestrian loop around Portland and beyond. Locus Focus is a weekly conversation about our place on the planet, which has been airing for 31 years on KBOO, www.KBOO.org.