Strategies to improve water quality in the region include:

building dams

improving irrigation techniques

urbanization

reusing waste water

salinization

building dams, improving irrigation techniques

Explanation:

they were destroyed coming out of the civil war but after he war they were booming. if you need an in-depth answer follow up with me  

down below

all fossil fuels are nonrenewable, so think coal, gasoline, things that we will eventually run out of. all fossil fuels are nonrenewable resources, but not all nonrenewable recourses are fossil fuels. these resources are not being renewed as fast as we are using them. i hope this considering there weren't any answer choices.