| 1 | The local branch of the state oceanography bureau says the number of red tides being reported each year is increasing. | |
| 2 | These nitrates contribute to the red tides of algae that often bloom along sections of China' s coastline. | |
| 3 | "We' ve had enormous algal blooms here the last few years which have affected the whole ecosystem, " Westman said. | |
| 4 | This can trigger toxic algal blooms and a rising number of oxygen deficient 'dead zones'. | |
| 5 | Instead we suffer ever more coastal "dead zones" overrun by nitrogen-fed algal blooms. |