About 40 kilometres from Delhi, in the bustling real estate market of Noida-Greater Noida, lies the biggest irony that the renewable energy industry faces. Indosolar, the country’s largest manufacturer of solar photovoltaic cells, has set up a 400 megawatt unit. Its entrance is slick and ultra-modern, typifying the product it manufactures. Stepping into the 28,000 square metre production unit, one is struck by the shimmering clean, futuristic and sleek production line, symbolic of the clean future that solar power promises.