Calcutta Telegraph: Number of tigers in the Indian Sunderbans according to forest department figures: 1997 — 293 2000 — 274 2004 — 271 The tiger may once have ruled the jungles. But now it is being forced to surrender to many things, including climate change. According to a recent finding, climate change is threatening to push the Royal Bengal Tiger on the verge of extinction in 60 years. A recent study carried out on tigers in the Sunderbans by the US unit of the World …