Geneva, Dec. 3 -- Indonesia, the Philippines, Sri Lanka, Thailand, and Vietnam are among the countries currently worst affected by a combination of monsoon-related rainfall and tropical cyclone activity, according the World Meteorological Organisation (WMO). Clare Nullis, spokesperson of the WMO, told a United Nations press briefing in Geneva on December 2 that devastating rainfall has triggered catastrophic flooding in parts of South and Southeast Asia, claiming hundreds of lives, displacing entire communities and causing massive economic disruption. For Vietnam, Nullis said that the country is bracing for yet more heavy rainfall for its south-central region on December 2, under the impacts of Storm Koto - which earlier hit the Philippin...