Lake's silent killer to be disarmed 14:46 30 January 03 Exclusive from New Scientist Print Edition After years of waiting, Cameroon is finally able to begin disarming the silent killer that lurks in one of its deadly lakes. The deep waters of Lake Monoun contain a large amount of dissolved carbon dioxide that could erupt at any time and suffocate people nearby. But researchers have now started installing three pipes that will carefully pump the gas-rich water to the surface. There, the gas is released from the water little by little and blows away. Pumping is expected to get underway...