The idea is one of 20 radical solutions to the threat of global warming to be proposed during presentations at a conference in Manchester this weekend David Adam, guardian.co.uk 3 Jul 09; The British public could invest their savings in the UK’s renewable energy revolution and reap the financial rewards of helping to save the planet, under ambitious plans to be discussed this weekend. The Public Interest Research Centre, a thinktank based in Wales, says the government could sell energy bonds