Toxins

Plunging into the ocean or a lake is one of the great joys of summer. But arriving at the beach to find water that’s green, red or brown, and possibly foul-smelling, can instantly spoil the party. As a toxicologist, I study health risks from both synthetic and natural substances. I’ve conducted research into early detection of harmful algal blooms, or HABs, which are an increasing threat to humans, animals and the environment. Toxins produced during these blooms have been implicated in human and animal illnesses in at least 43 states. Scientists have estimated that in the U.S. alone, freshwater HABs cause more than US$4.6 billion in damage yearly. Here’s what to know about them if you’re bound for the water’s edge this summer. Harmful algal blooms have become a regular occurrence along large stretches of Florida’s coast in recent years. Tiny organisms, big impacts Algae and cyanobacteria – often...