The Human Impacts Database

A collection of useful numbers for quantifying the impacts of the human presence on Earth.


Quantity Value HuID Source Type
Global calorie supply from animal products 525 kcal / capita / day 10664 FAO (Food and Agricultural Organization …
Annual production mass of chicken product 1.83 × 1011 kg / yr 12395 FAO (Food and Agricultural Organization …
Annual captured Atlantic herring mass ≈ 1.82 × 109 kg / yr 12459 FAO (Food and Agriculture Organization …
Annual production mass of chicken eggs 6.9 × 1010 kg / yr 12755 FAO (Food and Agricultural Organization …
Feed-to-edible protein conversion efficiency of chicken ≈ 34 % 13706 Fry, J.P., Mailloux, N.A., Love, …
Production yield of cow milk ≈ 2.5 × 103 kg / cow 15249 FAO (Food and Agricultural Organization …
Standing population of pigs ≈ 1.4 × 109 pigs 21368 FAO (Food and Agricultural Organization) …
Feed-to-food protein conversion efficiency of beef 2.5 ± 0.6 % 22962 Shepon, A., Eshel, G., Noor, …
Global beef protein supply 3.5 g / capita / day 23687 FAO (Food and Agricultural Organization …
Annual cultured whiteleg shrimp mass ≈ 4.97 × 109 kg / yr 24497 FAO (Food and Agriculture Organization …
Annual production mass of cow milk 6.83 × 1011 kg / yr 25015 FAO (Food and Agricultural Organization …
Percentage of fish stocks that are overfished ≈ 35 % 26760 FAO (Food and Agriculture Organization …
global annual pesticide use ≈ 4 × 109 kg / yr 27695 FAO (Food and Agricultural Organization …
Global protein supply from eggs 2.9 g / capita / day 28390 FAO (Food and Agricultural Organization …
Annual captured skipjack tuna mass ≈ 3.16 × 109 kg / yr 30643 FAO (Food and Agriculture Organization …