Climate Central: Few people will see the marshland that Beth Moseley helps spruce up during her volunteer outings to an industrial stretch of bayfront. Its hidden solitude from San Francisco's hustle and bustle is one of the reasons she often visits the restored wetland to watch birds.
"Most of the work we do is pulling weeds,' said Moseley, a 61-year-old resident of the city's Mission district, who has been joining the Audubon Society's monthly work days at the Pier 94 wetland for several years. "It's kind of...