Unlocks the Builder ability to construct a Floodplain Polder, unique to Netherlands.
+1 Food, +1 Production and +0.5 Housing. +1 Food from every 2 adjacent Coastal Polder or Floodplain Polder tiles. Additional Food and Production as you advance through the Civics and Technology Tree. Must be placed on a Floodplain or Marsh tile. Can be built on farm and plantation resources on Floodplain or Marsh tiles, and the city will gain use of that Resource. Increases Movement Cost by 1.
Adacency Bonus
+1 Food from every 2 adjacent Floodplain Polder tiles, becomse obsolete with Feudalism.
+1 Food from each adjacent Floodplain Polder tile, requires Feudalism.
+1 Production from every 2 adjacent Floodplain Polder tiles, requires Construction, becomse obsolete with Mass Production.
+1 Production from each adjacent Floodplain Polder tile, requires Mass Production.
+1 Food from every 2 adjacent Coastal Polder tiles, becomse obsolete with Feudalism.
+1 Food from each adjacent Coastal Polder tile, requires Feudalism.
+1 Production from every 2 adjacent Coastal Polder tiles, requires Construction, becomse obsolete with Mass Production.
+1 Production from each adjacent Coastal Polder tile, requires Mass Production.