oil spill cause and effects

A boat crashed into a pipe containing many gallons of oil. The pipe started to leak into the gulf of Mexico and is still leaking. 11 people died an the boat sank during the tragic accident. Therefore, the company is loosing a lot of money. The oil spill is so huge that they are having trouble controlling it and it is spreading into the Florida keys. Bp did not change the batteries so then the rig crashed into the pipe containing many  millions of gallons of oil.