https://www.themarshallproject.org/2015/08/19/prisoners-who-fight-wildfires-in-california-an-insider-s-look?ref=tsfb_stream
...As the state of California enters its fourth year of record-breaking drought, parched forests are erupting in flames. So far in 2015, at least 4,382 wildfires have razed over 117,960 acres of woods, threatening thousands of homes...

California employs about 6,000 professionals to fight its many wildfires. But because that’s not nearly enough to do the job, the state also assigns 4,000 prison inmates to work in the fire camps, clearing out brush and battling 50-foot-high flames...

...Because these inmate-firefighters, some of whom are juveniles, are paid only $2 a day, they save the state about $80 million every year...