Hydroeletrics are Brazil's biggest source of power. Howhever, this summer didn't rained as much as expected, causing blackouts in some states. Done with Rubens Paiva e Edmilson Silva.
Detail: southeast is not only the most populous region, but it's also responsable for 70% of hydroelectricity production. This summer, rained 50% less than expectable
Detail: to mask the low reservoir's levels, the government changed the minimun amout of water to declare critical condition.
