View full lesson: http://ed.ted.com/lessons/do-we-really-need-pesticides-fernan-perez-galvez
Annually, we shower over 5 billion pounds of pesticides across the Earth to control insects, unwanted weeds, funguses, rodents, and bacteria that may threaten our food supply. But is it worth it, knowing what we do about the associated environmental and public health risks? Fernan Pérez-Gálvez weighs the pros and cons of pesticides.
Lesson by Fernan Pérez-Gálvez, animation by Mighty Oak.
Tagged under: Fernan Perez,Mighty Oak,pesticides,agricultural catastrophe,food supply,insects,fungus,weeds,bacteria,food system,monoculture,single crop farming, pesticides safe?, pest?,pest, pesticides poisonous, pesticides environment,crops,farming,organic farming, pesticides food,fumes farming,irish potato famine,toxic pesticides,TED,TED-Ed,Teded,TED Education
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