A British environmental group has warned that the only hope of reducing global warming could disappear within months.
Friends of the Earth says the Kyoto Protocol - under which nations agreed to reduce greenhouse gas emmissions - cannot come into force unless it is ratified by Russia by December.
Leanna Stupples, Policy and Campaigns Director of Friends of the Earth, says the US is a lost cause when it comes to Kyoto and the focus must now turn to getting the Russians on board.
