What was the final impact of the gold rush on California ?

Environmental Impact. The Gold Rush had an effect on California's landscape. Rivers were dammed or became clogged with sediment, forests were logged to provide needed timber, and the land was torn up — all in pursuit of gold.

Explanation:

president franklin roosevelt supported the tva as part of his first new deal measures approved by congress in 1933. this new agency was designed to control floods, produce electric power, and improve the lives of people living in the tennessee valley. the tva accomplished many of these goals despite problems.

well the fact it is basically a peninsula allowed trade to come from many places, thus allowing cultural diffusion to take place. india has seasonal monsoons that merchants travel back and forth from india using the monsoons wind patterns