In what way did climate change affect Ghana's position in the trans-Saharan trading networks? The larger floods of the Niger River made consistent trade impossible.
The rise in temperature in West Africa made insect-born disease more common.
The desertification of Kumbi Saleh made it less important as a trade post.
The rise in temperature made food production and gold mining difficult for the kingdoms.

to it’s stable government, it has been able to accept refugees from somalia and south sudan. (apex)

it was certainly a debatable decision, mainly because it was based primarily on political - and not on legal or social - views. since the congress at that time was led by members of the republican party, and the territory that the tribes wanted to turn into an exclusively indian state was predominantly democratic, the proposal (as expressed in the constitution) did not succeed, but the constitution itself proved to be of crucial importance in the creation of the state of oklahoma, and, most importantly, it guaranteed the involvement of representatives of the indian tribes in the government of the future joint state.  

as a member of congress, i would have voted to ratify the constitution, or at least to have it tabled. ignoring it was an interested and partial decision.  

natural