Sunday, June 23, 2 p.m.
Presidio Branch Library (3150 Sacramento St.)
Arthur Feinstein, chair of the Bay Area chapter of the Sierra Club, examines the largest wetland restoration effort on the West Coast — the challenges of sea-level rise, saving endangered species, and answering the question as to what we can do about it and how it will make a difference in our lives. Free, 415-355-2880, www.sfpl.org