100+ Cal corn PowerPoint (PPT) Presentations, Cal corn PPTs

Cal corn - PowerPoint PPT Presentation

Energy Ratios

Energy Ratios. ecological efficiency. A = P + R + U. C = P + R + U + F. Is what we eat efficient from an ecosystem perspective?. Should we eat large mammals? (cows?) Is it sustainable with population growth?. Average human ? eats 3,000 Cal/day Beef must eat 30,000 Cal corn

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Cal corn - PowerPoint PPT Presentation

Energy Ratios