Under the new law, local standards regulating industrial-scale livestock operations cannot be stricter than any of those set by the state.
Six states are restricting lawsuits against concentrated animal feeding operations in ways that will disproportionately affect low-income communities.
Hog farms in North Carolina produce 10 billion gallons of untreated, toxic waste each year—and much of it ends up in the state's waterways.
While legislation that restricts agriculture can be a tough sell, appeals to animals' poor living conditions have had success with voters.
State agencies and environmental groups have recorded several breached or overflowing hog-waste pits and coal ash ponds—and the floodwaters are still rising.
The hog industry is changing, but, as Hurricane Florence hits, history may be doomed to repeat itself.