economic development for the people of sarawak. >>reporter: hydro-power has attracted other large companies to the land of the hornbill. malaysian-based global aluminium producer, press metal is investing over a billion dollars on a new smelting plant at samalaju, on sarawak's coast; also tapping the power of the mighty bakun dam. >>koon: sarawak is the place, especially because of the renewable energy..so called clean energy that they've got, it is very important for aluminium players these days to look for clean, renewable energy. >>reporter: not only is the hydro power available from a new port-side location, it is also right inthe heart of the high growth economies such as india, china and the regional grouping of asean... estimated by press metal to consume more than two-thirds of world production. >>the building of bakun dam, and other hydro-schemes in the so-called sarawak corridor of renewable energy (or score) has not been without controversy. 10,000 people were relocated when their traditional tribal land was flooded in t