The Prime Minister, Shri  Narendra Modi, will receive the United Nations highest environmental honour, the ‘UNEP Champions of the Earth’ award at a special ceremony in Pravasi Bharatiya Kendra, New Delhi on October 3. The award announced on 26^th September, on the sidelines of 73^rd UN General Assembly at New York City, will be presented by UN Secretary General Antonio Guterres. The Prime Minister will also address the gathering. Prime Minister Modi has been selected in the leadership category for his pioneering work in championing the International Solar Alliance and for his unprecedented pledge to eliminate all single-use plastic in India by 2022. The annual ‘Champions of the Earth’ prize is awarded to outstanding leaders from government, civil society and the private sector whose actions have had a positive impact on the environment. The International Solar Alliance (ISA) is an cooperation group of more than 121 countries which has imprint of initiative taken by Prime Minister Narendra Modi .Most of the alliance member countries are very rich in solar radiation.Mostly,they lie  between the Tropic of Cancer and the Tropic of Capricorn. The main  objective of this alliance is to exploit solar energy to replace of minimise use of polluting fossil fuel. This initiative was first proposed by Indian Prime Minister Narendra Modi in a speech in November 2015 at Wembley Stadium, in which he referred to sunshine countries as Suryaputra (Sons of the Sun). The alliance is a treaty-based inter-governmental organization. Countries that do not fall within the Tropics can join the alliance and enjoy all benefits as other members, with the exception of voting rights. The initiative was launched by Prime Minister Narendra Modi at the India Africa Summit, and a meeting of member countries ahead of the 2015 United Nations Climate Change Conference in Paris in November 2015. The framework agreement of the International Solar Alliance opened for signatures in Marrakech, Morocco in November 2016, and 121 countries have joined.