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# Factorio Runtime Docs Version 2.0.7

## EnemyEvolutionMapSettings :: table

These values represent a percentual increase in evolution. This means a value of `0.1` would increase evolution by 10%.

#### Table fields

enabled | :: boolean | Whether enemy evolution is enabled at all.
Whether enemy evolution is enabled at all.
time_factor | :: double | The amount evolution naturally progresses by every second. Defaults to `0.000004`.
The amount evolution naturally progresses by every second. Defaults to `0.000004`.
destroy_factor | :: double | The amount evolution progresses for every destroyed spawner. Defaults to `0.002`.
The amount evolution progresses for every destroyed spawner. Defaults to `0.002`.
pollution_factor | :: double | The amount evolution progresses for every unit of pollution. Defaults to `0.0000009`.
The amount evolution progresses for every unit of pollution. Defaults to `0.0000009`.