b1uchezmeg8ar b1uchezmeg8ar
  • 04-01-2017
  • Health
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Of the estimated 50,000 plant species people can eat, only ___ of them supply about 90% of our food calories

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xatmosphericx
xatmosphericx xatmosphericx
  • 04-01-2017
1% ? or 10% 
i think i saw that on a documentary

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