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With the debate over food vs fuel raging more strongly than ever due to this years drought in the US,  the hunt is on to find a sustainable biofuel that can be grown on non-arable land. This article by Daniel Tan, senior lecturer in agriculture at The University of Sydney, published earlier this year on The Conversation looks into the possibilities with a particular focus on Australia and pongamia (milletia) and presents some very interesting findings… In 300 BC, the Syrian city of Antioch had public street lighting fuelled by olive oil. At the 1900 Paris World Fair, German inventor Rudolph Diesel demonstrated his… continue reading