| Buildings | |
|---|---|
| Tier 1 | Calcifier • Excavator • Geothermal Plant • Irrigator • Mineralizer • Pipe Hub • Sandbank • Seismic Detonator • Tidal Turbine • Turbine • Toxin Scrubber • Undersea Dredger • Water Pump |
| Tier 2 | Algae Greenhouse • Arboretum • Bamboo Nursery • Beehive • Biodome • Carbon Compactor • Chaparrallum • Conservatory • Coral Lab • Dessicator • Heliocage • Hydroponium • Igneous Heatsink • Littarium • Mini Bamboo Nursery • Monorail Node • Percolotrium • Pylon • Radial Excavator • Radiation Cleanser • Research Centre • Salinator • Shadecloth Pillar • Solar Amplifier • Thalassic Purifier |
| Tier 3 | Airship • Animal Observatory • Loading Dock • Pound Lock • Recycler Station • Recycling Beacon • Rock Hopper • Satellite Uplink • Silo • Sonic Pulse • Standalone Beacon • Wildlife Bridge |
| Climate | Cloud Seeder • Combustor • Dehumidifier • Flash Freezer • Transpirator |
The Excavator is a building in Terra Nil that excavates a straight line through any tiles in-front of it and replaces those tiles with tiles. The Excavator is part of the Tier 1 Buildings. They can only be build on ground and require power to work.