director micah fink explains. coming up on "earth focus." [indistinct radio transmissions] richard: to any authorities concncerned: this is to inform u of illegal discharging of oily water frfrom bilge tanank, which happened last december 14 and 17, 2009. the chief engineer instructed as to make a bypass flange to discharge oily watater oveverbo. we are asking help to any authorities concerned about this, because we must protect our environment and our marine lives. sincely yours, the engine department. this is an image that comes from a satellite. it shows a ship and it shows the path of oil behind that ship. aerial surveillance shows an oil slick in the wake of a ship. this is side-looking airborne radar. here's the ship. there's the oil. and lastly, that's oil streaking on the side of the ship, called a comet streak. this is evidence of a crime. the ship is underway, so only some of it sticks to the side of the ship. the rest of that oil is in the ocean. it's with the fish, it's with the sea birds, it's with the turtles, with the dolphins