Reviving its preference for hydel systems as sources of sustainable power generation, the State once again is opening up investment opportunities in ‘green' power with the identification of 57 small hydro-electric projects that have a combined capacity to generate nearly 170 MW of power (more than 440 million units a year).

The ‘green power house' is being opened up after a gap of two decades and is a key feature that expects to lure investors through Emerging Kerala 2012.