Some 40 percent of the 111 countries surveyed by the World Bank had strong policies to improve people's access to reliable and affordable energy, make industries and homes more energy efficient, and increase countries' use of renewable energy, the bank said.
The countries that have emerged as leaders alongside developed countries include China, India, Vietnam, South Africa, Brazil, Mexico and Turkey. However, the countries need to do more to promote the use of clean energy and solve global warming.
