Shipyard

Workers prepare the launching ceremony o...Workers prepare the launching ceremony of the Russian diesel-electric attack submarine Stary Oskol on Admiralty Shipyard in Saint Petersburg on August 28, 2014. Submarine "Stary Oskol" Project 636 is the third in the series, built to deliver the Russian Black Sea Fleet. Stary Oskol belongs to the Improved Kilo by NATO classification.

Olga Maltseva/AFP

Workers prepare the launch of the Russian diesel-electric attack submarine Stary Oskol at Admiralty shipyard, St Petersburg

Small boats sit on the shore of Guanabara Bay in the suburb of Sao Goncalo, across the bay from Rio de Janeiro, Brazil, Tuesday, Nov. 19, 2013. The bay was home to a thriving artisanal fishing industry and popular palm-lined beaches as recently as the late-1970s, but has become a watery dump for waste from shipyards and two commercial ports. Rio de Janeiro will host the 2016 Olympic Games.

Felipe Dana/AP

Small boats sit on the shore of Guanabara Bay in the suburb of São Gonçalo, across the bay from Rio de Janeiro, Brazil. The bay was home to a thriving artisanal fishing industry and popular palm-lined beaches as recently as the late-1970s, but has become a watery dump for waste from shipyards and two commercial ports.