Which of these factors does CITES fail to consider when determining which species to cover?

a. Species population

b. Economic impact

c. Analysis of trade

d. Ecosystem sustainability

The factor that CITES fail to consider when determining which species to cover is the Ecosystem sustainability.

A sustainable ecosystem is a biological environment with a series of habitats that is able to thrive and also support itself without outside influence. it is the capacity of the biosphere to meet the needs of the present generation, without hindering future generations from being able to meet their needs.