Climate change supercharged devastating floods that killed more than 1,600 people across parts of South and Southeast Asia, according to new research.A trio of tropical cyclones battered the region from Sri Lanka to Indonesia in November, causing at least $20 billion of losses. The storms led to torrential rainfall and destructive floodwaters that swept through homes, businesses and tourist spots, damaged roads and rail lines, obliterated crops and smothered factory output. Warmer Indian Ocean waters — abou ...