05-09-2016, 11:53 AM
What can we do with wastes from our industrial pursuits—from fossil fuel extraction, agriculture, chemical and pharmaceutical manufacturing? We’ve been spewing lots of it into the air, but that isn’t a good plan. Carbon dioxide, ozone, mercury and other emissions harm human health and contribute to global warming and holes in the ozone layer. We’ve dumped it into the oceans. But that compromises marine life that billions of people rely on for food.