Modi’s Solar Ambition for India Hampered by Urban Grime

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India’s ambition to skip a generation of electricity technology starting with solar panels on telecommunications towers is being hampered by dust and urban sprawl.

Just 1 percent of the nation’s 400,000 mobile telephone masts are using photovoltaics with mixed results two years after a government directive ordered a switch away from diesel fuel. Congestion in cities, a rural insurgency and pollution make only a fraction of sites suitable.