Twenty-seven-year-old Brent Schulkin has a theory: The best way to stop global warming isn’t with radical activism, but by politely asking businesses to make environmentally responsible changes, and then rewarding the most cooperative business by inviting friends and friends of friends to buy exclusively from it.

Schulkin, a former corporate team builder, tested his theory last March: He asked 23 minimart owners in San Francisco’s Mission District what percentage of their profits they’d be...


Want more? Sorry, the full text of this article is only available to subscribers. Subscribe now.

Already a subscriber? Please log in by entering your email address and password into the red login box at the top-right corner of this page.

Need to register for your premium online access, which is included with your paid subscription? Register here.

Tracker Pixel for Entry