British Petroleum is in the middle of a 48 hour window where the pressure readings on the new well-cap are being monitored round the clock. Still under 7000 PSI, two very divergent views on what could be happening below that cap are floating to the surface: Perspective 1: Roger N. Anderson, a professor of marine biology and geophysics at Columbia University, said the oil pressure … Continue reading BP Still Unsure What Pressure Readings Mean