Hundreds of thousands of fair skinned Europeans came to Australia and have developed the tropics. Italians in particularly came to Qld doing possibly the hardest yakka there is, hand cutting cane. They not only survived they prospered.
Work on building sites isn't suspended for the summer, the guys start early, wear hats and sensible clothes and drink a gallon of water and the latest generation know to keep the beer intake down during the week. Not easy, obviously, but that's what workers do.
