Pakistan saw electricity prices jump by 155% in three years, while solar panel prices fell by nearly 50% and were exempted from import duties and sales taxes, making solar power a cheaper alternative for households and farmers, said an analysis by the World Resources Institute, an international NGO.

South Asia has seen a rapid expansion in rooftop solar power generation in the last two years as the region tries to cut its reliance on polluting and often-imported fossil fuels like coal, oil and gas.

The most spectacular growth has happened in Pakistan, where rooftop solar power now accounts for a quarter of the country’s electricity supply , according to the Institute for Energy Economics and Financial Analysis, a US think tank.

Other South Asian countries lag far behind.

India, the

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