Brazil's Supreme Court has approved the resumption of work on the huge Belo Monte dam in the Amazon, which was halted earlier this month after protests from indigenous groups.
The preliminary ruling on Monday overturns an earlier ruling that ordered construction of the dam across the Xingu River, a tributary of the Amazon, to be stopped until indigenous peoples can testify before Congress.
However, the decision by Supreme Court President Carlos Ayres Britto could be revised when the court examines the case further, its website said.
The dam, expected to produce 11,000 megawatts of electricity, would be the third-biggest in the world, after China's Three Gorges facility and Brazil's Itaipu dam in the south.
A regional federal court, in the earlier ruling, had noted that when Congress approved the project in 2005, it called for an environmental impact study after the start of the work.
By law, the native communities had ...