The chorus of doom surrounding the financial future of the oil sector added another voice last week, the consulting firm McKinsey & Co. The firm revised earlier rosy predictions and is now forecasting that global oil demand could peak in 2030 if electric cars gain momentum and the world shifts to more recycled plastic, a major market for petroleum. The firm raised the specter that global oil demand would top out around 100 million barrels a day – only 6 million more barrels than the world uses now. That’s a long way from the forecasts laid out by most oil companies. Exxon Mobil, for instance, is predicting oil demand will rise 20 percent through 2040. Carbon rules delayed, but not the debate The Obama administration’s plan to slash carbon emissions from the power sector might be held up in the federal courts, but that hasn’t done anything to quiet […]