The engineers planned to polder the coastal marsh to create new farmland.

After the storm, engineers inspected the polder's dikes for any damage.

After years of planning, they poldered the coastal marshes and planted rye on the new land.

The engineers were poldering the marshes to expand arable land for the new village.

The polders along the coast were essential for expanding farmland and protecting villages from flooding.

The urban planners studied several polder models to improve flood resilience in the delta.

The government promoted the polder model to bring rival interest groups together and reach compromises despite their fundamental disagreements.

During the field study, the geologist carefully documented a sample of poldervaartite, noting its orthorhombic-dipyramidal crystal habit and elemental composition.