Alberto Fontana Villamizar
June 4, 2012
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"I call for a worldwide tax on luxury and waste. We need to invest more in the development of renewable energy."
Alberto Fontana Villamizar, Bucaramanga, Colombia
Editor: Helen Whittle

"I call for a worldwide tax on luxury and waste. We need to invest more in the development of renewable energy."
Alberto Fontana Villamizar, Bucaramanga, Colombia
Editor: Helen Whittle