The International Seabed Council once again failed to come to an agreement over the rules to govern the practice of mining valuable resources in deep ocean habitats.
Worries about oil and gas hog the airwaves. But copper is also essential to keep the world running: It threads through your house, your computer, your eco-correct hybrid car. And it's getting just as difficult, expensive, and environmentally menacing as oil to extract. We have entered the era of tough ore.