Here is the full list of all 26 Oasis: Dark Forest achievements.
Activate a technology
Activate 10 technologies
Activate 50 technologies
Plant an Iron Bush
Plant a Reborn Bush
Plant a Violent Bush
Plant a Frighten Bush
Plant a Lava Pine
Plant a Melt Pine
Plant a Polar Pine
Plant a Weaken Pine
Plant a Pump Tree
Plant a Greedy Tree
Plant a Reservoir Tree
Plant a Warehouse Tree
Plant a Treble Scattering Apple
Plant a Far Scattering Apple
Plant a Huge Apple
Plant a Track Apple
Total Record Reaches 50
Total Record Reaches 100
Total Record Reaches 200
Total Record Reaches 300
Total Record Reaches 400
Total Record Reaches 500
Total Record Reaches 600