What are member countries required to do? are there different requirements for
different countries? why?

Member countries were required to monitor greenhouse gases and actively try to reduce them. yes, they are different requirements for more developed countries as they contributed to a lot of it.

Explanation:

its many islands, high mountains, and remote peninsulas isolated population centers.

seeing as no choices were provided, i'll do my best to answer it from knowledge.

job specialization promotes work ethic to the person doing the job. he/she may be strong in the arms and able to lift things, specializing him/her in a job where you lift and carry.