This story was produced in partnership with the Pulitzer Center. It is part three in a four-part series. Read part one here ...

Currently, a certain amount of oil pollution is permitted as part of routine ... The list is long: damaging cells and cell membranes, DNA damage (a common cause of cancer), the changing of gene ...

"It used to take human analysts weeks if not months to be able to detect a single (small-scale) oil pollution incident," explained Mitchelle De Leon of US-based NGO SkyTruth. The group harnesses ...

But new technologies are helping to change that, revealing hidden oil spills, speeding up the discovery of new species and uncovering how light pollution impacts marine life. Satellite imagery ...

The hot oil then boils water for ... inexhaustible fuel source that is pollution- and often noise-free. The technology is also versatile. For example, solar cells generate energy for far-out ...

The Globeville, Elyria-Swansea and Commerce City communities in metro Denver are choked by air pollution from nearby highways, an oil refinery and a Superfund site. While these neighborhoods have ...