More and more, farmers are managing pests with biopesticides, natural combatants that come from sources like bugs, plants, and bacteria. In the 1970s a... More More and more, farmers are managing pests with biopesticides, natural combatants that come from sources like bugs, plants, and bacteria. In the 1970s and '80s, scientists used a parasitic wasp from South America to manage a mealy bug infestation threatening Africa’s important cassava crop. By 2050 we'll need to feed two billion more people. Click here for a special eight-month series exploring how we can do that—without overwhelming the planet: http://food.nationalgeographic.com. Watch more Food by the Numbers videos: http://www.nationalgeographic.com/foodbynumbers/
Date 3 hrs ago, Duration 1:54, Views 18
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- I'm a tech-head — first in line to buy the latest and greatest.
- I'll typically wait for the first wave to pass and the bugs fixed before diving in.
- If it ain't broke, don't fix it. I hang on to my tech goodies for good reason.
- I'm still using a VCR and my late '90s flip phone.