a spill every 3 hours

The carbon in a barrel of oil is about 0.43 metric tons,
thus there’s 2,150,000 tons of carbon in BP’s total oil spill.

We ::: spew::: that much carbon into our air every 2 hours 41 minutes;
almost 9 times a day; 61 times a week; more than 3,000 times a year.