Cool ocean air causes a cool climate". This is especially true near the coastlines of the major oceans, which benefit from moist, cool breezes.
42% or more of the population make a living by agriculture sooo....D.) Farming
Macquarie River.
Margaret River.
Victoria River.
Wollondilly River.
Yarra River.
Mackenzie River Drysdale River.
Finke River.
Daly River.
I put more than five just in case. :)