The US has once again retained its position as the top country while, the UK, Israel, Canada and Germany continue to be the top five countries respectively like previous year.
The Central Mine Planning & Design Institute and Central Coalfields Ltd, Ranchi signed a Memorandum of Association for development of Solar Power Projects.
South Africa's top court handed the country's former president, Jacob Zuma, a 15-month jail term for "egregious" contempt of court after he refused to appear before graft investigators.
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