HSBC pledged…$100m (£51m) towards tackling climate change…[T]he money [will] go towards scientific research as well as projects to help people in poor countries adapt to effects such as droughts, storms and floods. Stephen Green, the banking group's chairman, said: "HSBC will make responding to climate change central to our business operations..." The bank will divide the $100m…among four charities: the conservation charity WWF; the Smithsonian Tropical Research Institute; the Climate Group…and the Earthwatch Institute…[also refers to Citigroup, Bank of America, Virgin]