Look here you IgnorantFookin’Twat you clearly don’t understand so I’ll let you do your own reading and when you get on my level then we can chat.
As for evidence for the capacity of rainforests in that exact region you deemed unsuitable you have your answer in the ground itself that’s rich in carbon deposits (oil and natural gas) over the millions of years of ecological history.
You IgnorantFookin’Twat