Just a five-hour nonstop flight from the West Coast, Hawaii’s archipelago of volcanic islands is one of the most easily accessible yet otherworldly destinations for residents of the Bay Area — and it doesn’t take much to sell potential vacationers on the idea of a week or two spent in balmy weather on the state’s white sand beaches.  But of course, the impact of a tourist-driven economy on the islands creates its fair share of issues for the very same natural resources that the islands are known for: their spectacular waterfalls, pristine beaches, lava fields, perfect waves, and fresh fish and fruit. Fortunately, there are fantastic ways to experience all…