The government is warring with environmentalists over proposed dams on the madeira and xingu rivers .
关于在madeira和xingu河上建水坝的问题上,政府和环保主义者之间进行着斗争。
The most recent arrivals are 20000 construction workers building dams on the madeira and xingu rivers to provide electricity to brazil 's populous south .
最后到来的是两万名建筑工人,他们要在马代拉河和兴谷河上筑坝,提供电力给人口稠密的巴西南部。
Rivers are the natural highways in amazonia , which may explain why the burning is occurring right next to the xingu river , one of amazonia 's largest .