This year, the United Nations has decided to celebrate Earth Day, 22 April, in a very special way, by signing the Paris Agreement: a landmark climate change accord that came out of negotiations at the COP21 climate summit in Paris last December. This, of course, was extremely great news for climate advocates and ambassadors all over the world, including Oscar-winning actor and UN Messenger of Peace, Leonardo Di Caprio.
A new index that measures a nation's wealth by taking into account factors such as natural resources, social stability and wellbeing, has painted Colombia and Venezuela in a very different light to that suggested by their GDP (gross domestic product) — the traditional measure of a country's success.