Offshore Drilling

Shell backs off Arctic 'for the foreseeable future'

5 dangers of oil drilling in the Arctic Ocean

Kemp's ridley sea turtles are mysteriously vanishing

Huge oil spill 'footprint' found on Gulf of Mexico floor

4 reasons why Alaska's Bristol Bay is worth protecting

'Big Men' oil documentary gets big boost from Brad Pitt

The world's 10 most polluted places

Halliburton admits erasing files after oil spill

Latest blowout highlights Gulf drilling dangers

BP's oiled animals: Where are they now?

Can Scotland lead the way on offshore wind power?

Shell scraps Arctic drilling plans for 2013