Nation: In November 2013, American climate scientist Richard Heede, of the Colorado-based Climate Accountability Institute, published a paper with a revolutionary thesis. After nine years of researching the energy industry in dozens of countries, he concluded that nearly two-thirds of the world's carbon dioxide and methane emissions dating back to the dawn of the industrial era were the responsibility of just ninety companies. Heede called them the "carbon majors.'
Not surprisingly, the biggest players...