Josiah Clark

Josiah Clark is an ecologist, naturalist and founder of the consulting firm, Habitat Potential (

A Helping Hand for the Hairstreak


It has been said that the movement of a butterfly’s wings can change the course of world events. Some San Francisco neighbors hope that will be true for the green hairstreak…

The Art of Flight


Ryan Jones (1978-2008) was a local naturalist, artist, and educator. His work with the Golden Gate National Recreation Area and National Parks Conservancy touched the lives of hundreds of people of all ages.