Dhaka, April 28 -- Hope of transition into clean renewable energy, now a global agendum, dims as most of the rooftop solar-power systems installed in Dhaka have gone dead, a spot survey shows.

Over a decade of policy push had only 113.67-megawatt-capacity panels installed across the capital city, but nearly 70 per cent of the rooftop solar systems in DPDC area are found inactive due to weak maintenance, monitoring gaps, and multi-owner residential complexities.

In 2010, the government made it mandatory for customers to have solar-energy systems to get new electricity connections, in order to boost renewable-energy coverage.

Residential units must generate at least 3.0 per cent of their power from solar systems each while industrial and...