The answer should be the Radula
The definition of environmental deterioration is the deterioration of a the environment through depletion of resources
Such as
Air, water, and soil
The Maya adapted to the environment by having deer and monkeys as food. Trees and other plants were also good building materials. The Maya built structures such as large public meeting spaces, canals to control the flow of water, and fashioned nearby hills into flat terraces on which peasants could farm.
I think its
They opposed the division of land into two separate states.