Pollution has reached even the deepest areas of the Pacific Ocean threatening a lot of species. Industrial pollution has contaminated even the most remote corners of the world. Scientists have revealed a high level of polychlorinated biphenyls (PCBs) in the Kermadec and Mariana trenches. These two represent some of the deepest chasms on Earth.
Such contaminants are not able to degrade in a natural way. They may also stick to a particular area for decades. This substance may bond with other types of detritus, being transported in coastal water, soil and air, polluting the environment and harming so many habitats. PCBs were even discovered to be presented in the Arctic, in an area far from the industrialized places. [...] MORE