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 annual rodenticide use ≈ 4 × 106 kg / yr 60172 FAO (Food and Agricultural Organization …
Estimate of global oceanic mammal biomass ≈ 0.06 - 3 × 1012 kg 60653 Hatton, I.A., Heneghan, R.F., Bar-On, …
Feed-to-edible protein conversion efficiency of Atlantic salmon ≈ 28 % 60657 Fry, J.P., Mailloux, N.A., Love, …
Annual captured Peruvian anchoveta mass ≈ 7.04 × 109 kg / yr 61040 FAO (Food and Agriculture Organization …
Percentage of seafood harvest coming from aquaculture ≈ 46 % 61233 FAO (Food and Agriculture Organization …
Percentage of forests with high ecosystem integrity ≈ 40 % 62179 Grantham, H.S., Duncan, A., Evans, …
Annual number of chickens slaughtered for poultry ≈ 7 × 1010 chickens / yr 63981 FAO (Food and Agricultural Organization …
Estimated biomass of oceanic bacteria ≈ 4 - 56 × 1012 kg 64269 Hatton, I.A., Heneghan, R.F., Bar-On, …
Standing population of goats ≈ 1.3 × 109 goats 66612 FAO (Food and Agricultural Organization) …
Annual production mass of cow product 7.50 × 1011 kg / yr 66626 FAO (Food and Agricultural Organization …
Annual captured akiami paste shrimp mass ≈ 4.4 × 108 kg / yr 67104 FAO (Food and Agriculture Organization …
Feed-to-edible protein conversion efficiency of grass carp ≈ 18 % 68171 Fry, J.P., Mailloux, N.A., Love, …
Global calorie supply from pig meat 123 kcal / capita / day 68335 FAO (Food and Agricultural Organization …
Estimate of oceanic phytoplankton biomass ≈ 2 - 18 × 1012 kg 68730 Hatton, I.A., Heneghan, R.F., Bar-On, …
Global protein supply from milk 8.6 g / capita / day 69949 FAO (Food and Agricultural Organization …