Tigers are just a fraction of the problem. Economic refugeeism is the big one.
Pray tell, what are your scientific qualifications enabling you to judge mine? There's that word judgmental again.
It's pretty simple, our air and oceans are getting warmer. Second Law of Thermodynamics. Resulting in climate change, i.e. more violent storms. Bigger bushfires, check out Australia. First Law of Thermodynamics.
As less than 0.5% of the world's population has any training in the discipline of thermodynamics, much easier to shoot the messenger with dumb#ss comments.
Troll someone else, O Prince of Pontification.