Excess nitrates are dangerous to humans, causing things like hyperthyroidism, diabetes, cancer.
Striking similarity between two maps of USA. Left shows concentration zones of manure and right shows concentration of nitrate contamination in groundwater.
Rivers and water bodies near animal factory farms have 4-33 times higher concentration of E. Coli and nitrates, like the pink waste water lagoon near a factory farm. In fact, farming is the biggest cause of river pollution in the UK.
Great Pacific Garbage Patch is 1.6 million sq. km. Or about 3 times the size of France.
46% of the buoyant plastic in the Great Pacific Garbage Patch is made up of discarded fishing nets from industrial fishing ships.
