With India receiving $10.2 billion investments in clean energy, the country has emerged as one of the top performing clean energy economies in the 21st century, an eminent American non-profit organisation said in a report.

The Pew Charitable Trust, in its report, said India's clean energy sector continued to flourish in 2011, with private investment increasing 54% to $10.2 billion, placing the country at number 6 spot among the G-20 nations.