LONDON (AFP) - Two Indian companies which recycle waste products into sources of power and a Pakistani firm that fits energy-saving devices in homes were on Thursday honoured with major green energy awards. They were three of the winners at this years Ashden Awards for Sustainable Energy, one of the worlds most prestigious green energy honours, each picking up 20,000 ($32,200, 22,800 euros) prize money at a London ceremony. The British awards, which started in 2001, aim to encourage the greater use of local clean energy and to address climate change and alleviate poverty. The Indian firms, Abellon CleanEnergy Ltd. and Husk Power Systems, and Pakistani company, The Aga Khan Planning and Building Service, were among four other international winners.