An example of this is the amount of oil spilled from tankers into our oceans, which has now reached 1.5 million tons a year.
(An example of this; is; the amount of oil spilled from tankers into our oceans, which has now reached 1.5 million tons a year) (the amount of oil spilled from tankers into our oceans; has reached; 1.5 million tons a year; T:now)
An example of this the amount of oil spilled from tankers into our oceans
is has reached
the amount of oil spilled from tankers into our oceans, which has now reached 1.5 million tons a year
1.5 million tons a year T:now