Fertilizers have leaked into the oceans through wastewater and runoff from farms and lawns, loading coastal waters with excess nitrogen that fertilizes the rampant growth of marine plants.

• 肥料通过农场和草地上的废水和水流被带到海洋中，近海海域的海水中携带了过量的氮元素，更进一步的加速了海洋中的植物的生长。