Harmful algal blooms are a major environmental problem in all 50 states. Known as red tides, blue-green algae or cyanobacteria, harmful algal blooms have severe impacts on human health, aquatic ecosystems and the economy.
Doctors, nurses, local health officials and other health professionals play an important role in preventing waterborne illness.
With their quaint barrel-like contours and weathered cedar-plank sides, rooftop water towers are a constant on the New York City skyline. And though they may look like relics of a past age, millions of residents get their drinking water from the tanks every day.
Environmental Protection Agency
Co-Produced by the U.S. EPA and The Weather Channel. The show highlights three case studies—Santa Monica Bay, the Mississippi River Basin/Gulf of Mexico, and New York City.