Telegraph: The demand for resources will create a crisis with dire consequences, Prof Beddington predicts. Demand for food and energy will jump 50 per cent by 2030 and for fresh water by 30 per cent, as the global population tops 8.3 billion, he is due to tell a conference in London. Climate change will exacerbate matters in unpredictable ways, he will add. “It’s a perfect storm,” Prof Beddington will tell the Sustainable Development UK 09 conference. “There’s not going to …