What are coastal plains natural resources?

* Sand and gravel

* Limestone

* Clay

* Coal

* Oil

* Natural gas

Water

* Rivers

* Lakes

* Aquifers

Forests

* Pine

* Oak

* Cypress

* Mangroves

Wetlands

* Marshes

* Swamps

* Bogs

Wildlife

* Fish

* Shellfish

* Birds

* Mammals

* Reptiles

* Amphibians