Because it's easier to scale hustle then relative humidity. and high relative humidity and high precipitation rate are the associates. I should know because I grew up in both greater New Orleans, which is subtropical, and the Oklahoma panhandle, which is semi-arid 5% relative humidity or higher is normal in New Orleans. While 6% relative humidity is relatively familiar in the Oklahoma and Texas panhandles.
Answer:
So they don't get ruined and flooded and so the rich people living on the coast don't all die
Explanation:
GROUNDWATER is the largest source of freshwater on earth.
