What if you want to root out petroleum investments in your own life? Could you? Granted, your contribution may be small as ever, but divestment is picking up steam. It got name checked by the president during his now-legendary Sweaty Forehead Speech, and it’s getting attention from the mainstream media. Here’s The New York Times on Sept. 6:In the 1980s, it was South Africa. In the 1990s, it was tobacco. Now fossil fuels have become the focus of those who would change the world through the power of investing.