Southern Copper...[part of Grupo Mexico] official said...that the company expects to comply with a number of United Nations recommendations on the environmental impact of its stalled Tia Maria copper-mine project in Peru...Demonstrations against the proposed mine...began again last week…The Mining and Energy Ministry has said official approvals for Tia Maria now hinge on compliance with the U.N. report's recommendations...[I]n a statement…the anti-Tia Maria protesters demanded the complete withdrawal of the mine project...The[y] say the mine project will damage their environment and water supplies. Their statement also said the "indefinite" protest would continue despite injuries to hundreds of protesters and 17 arrests…About 1,000 police are in the province of Islay...Last year five protesters died during another mining-related protest...