Vital Signs monitors key trends in the Bay Area.

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Street Pavement Condition Image Credit: iStock ID# 5338168. Traffic Congestion Image Credit: Noah Berger. Commute Mode Choice Image Credit: Flickr, Creative Commons ( Commute Time Image Credit: iStock ID# 57180934. Sea Level Rise Image Credit: iStock ID# 26185268. Ozone Image Credit: Flickr [User: Pexels], Creative Commons (