Pfiesteria 
.... have worked in cooperation with Burkholder and federal agencies to promote public awareness regarding the potentially harmful nature of
algal blooms, "In the ....
(3937
16
)
Excretion
.... Recently, researchers have discovered that large toxic
algal blooms have been responsible for large fish kills and immune system illnesses in humans in ....
(919
4
)
Effects of Water Pollution on Humans
.... 111). These
algal blooms decrease water oxygen levels, disturb food chain balances, and create unpleasant odors (Seckler 111). In ....
(3269
13
)
Federal Water Pollution Control Act Amendments
.... Improvements in dissolved oxygen levels, reductions in toxic pollutants and
algal blooms, and the return of aquatic vegetation have made urban waters more ....
(1680
7
)
Federal Water Pollution Control Act of 1972
.... Improvements in dissolved oxygen levels, reductions in toxic pollutants and
algal blooms, and the return of aquatic vegetation have made urban waters more ....
(1696
7
)
Meat Products Trade
.... and fully sustainable. Over-fertilisation had caused environmental problems, such as
algal blooms in the past. But now herbicides ....
(3881
16
)
