Why have Indigenous groups in mainland Middle America survived better than Indigenous groups in the Caribbean?

Indigenous groups in mainland Middle America survived better than Indigenous groups in the Caribbean is explained below in brief detailed explanation.

Explanation:

There are seven indigenous peoples currently living in Central America their sophisticated understanding of nature indicates that where Indigenous Peoples have authority over the forest land, and biodiversity prosper. and that's how  Indigenous groups in mainland Middle America survived better than Indigenous groups in the Caribbean.

heat from the core of the earth causes convection currents to occur in the mantle. these currents slowly move the crust around.