Quote:
I guess the world's ecosystem is in perfect balance?


The ecosystem is never in balance, never has been, never will be.

Quote:
Destruction of wetlands, rainforest and other ecosystems simply don't have any effect on the organisms that depend on it?


The planet is constantly changing, Mike. Whether it's humans doing it or nature, things never stay the same.

Quote:
The rapid warming of the polar regions are a natural change and not accelerated?


What rapid warming? Antarctica has been on a long COOLING stretch.

Quote:
I don't buy the fact that all this sudden change is natural.


What sudden change, Mike? There is no 'sudden' change. That's just an idea propagated by the enviro-nuts who have an agenda of raising money.
"The early bird gets the worm, but the second mouse gets the cheese." Steven Wright