The same genocidal policies that enable resource extraction with complete disregard for local populations are the ones responsible (intentionally) for the abject poverty that renders these populations extremely vulnerable to weather events. Most Americans cannot comprehend that this level of poverty exists within their borders.

For example, these populations have to be spread across massive ranges of completely worthless land, making infrastructure extremely inefficient even in scenarios where they have the financial means to invest in it whatsoever (which is also rare for all the same reasons^)