Extinctions from Algae? (broadcast Friday, October 23rd, 2009)

Harmful algae on the shore of Catawaba Island, Ohio. NOAA image.

Many scientists attribute the world's great extinction events to major catastrophes such as asteroid strikes and massive volcanic eruptions. We'll talk with researchers exploring an alternate theory -- that massive algal blooms led to mass extinctions.

Guests

John Rodgers
Professor, Forestry and Natural Resources
Director, Ecotoxicology Program
Clemson University
Clemson, South Carolina

Related Links

• US News: Killer Algae a Key Player in Mass Extinctions
• CDC: Harmful Algal Blooms
• NOAA: Harmful Algal Blooms
• UNESCO: IOC Harmful Algal Bloom Website

Segment produced by:Annette Heist

Stories for
Friday, October 23rd, 2009

• Neuroscience Meeting Highlights
• Now Hear This
• All Listeners Must Wash Hands
• Are Humans Still Evolving?
• Frans de Waal and 'The Age of Empathy'
• Extinctions from Algae?

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