Your answer may vary. Some options include reduction of habitat loss through incentives and regulation, captive breeding and reintroduction, and the creation of wildlife reserves where tigers are protected.
Work Step by Step
Generally speaking, the largest factors reducing big cat populations involve humans in big cat habitats. Humans clash with big cats over livestock or personal safety, and they gradually destroy habitat and food sources. You can come up with any number of ideas to help reestablish cat populations in any part of the world.