For more information, visit: [ Ссылка ] Some governments reduce the sentences of prisoners in exchange for their willingness to participate in self-improvement activities or to be of service to the community. In Brazil, for example, prisoners can reduce their sentences by reading books and then writing book reports. Another way for a Brazilian prisoner to reduce his or her sentence is by riding a stationary bicycle that is hooked up to a generator. The power generated charges streetlight batteries.
