Invasive Exofungus

After intense study and sampling of the growth blanketing entire biospheres on …, … reports that the substance is not native to the planet, but rather an invasive fungal lifeform of unknown origin. The fungus feeds on biomatter, choking out existing plant life and enveloping terrain. Any future settlers on the planet would have to deal with routinely burning back the exofungus - it is unknown at this point if it can be entirely eradicated.

The command below will trigger the "Invasive Exofungus" event in Stellaris:

When this event fires, you can choose between the following option:

• Worrying.
  • Society: +None to None