The number of oil and natural gas wells in the U.S. that use what’s known as ‘fracking’ has increased more than ten-fold in the past two decades, and now accounts for 67-percent of the country’s natural gas, and more than half of the crude oil production -- that’s according to a Florida Senate report. There are currently no wells in Florida that use the technique, because the known oil and gas formations don’t need to use fracking to get to the oil and gas. But, there are active efforts to get