Reuters: Up to 190 nations will start work on a new U.N. climate treaty in Bangkok on Monday, in a test of how far the world has progressed after years of deadlock highlighted by a U.S. outburst about a duck in 2005. "If it looks like a duck, walks like a duck and quacks like a duck, then it is a duck," chief U.S. climate negotiator Harlan Watson said in Montreal, denouncing what he called a veiled bid to launch negotiations on a pact to combat global warming. Opposed to the …