*Disclaimer: Actual costs will vary depending on weather conditions and usage. This information is intended for comparison purposes only. This calculator should not be used to determine the size of a new HVAC unit, it is intended for cost comparison purposes only.Disclaimer: Actual costs will vary depending on weather conditions and usage. This information is intended for comparison purposes only. This calculator should not be used to determine the size of a new HVAC unit, it is intended for cost comparison purposes only.
BEACH ECOLOGY. Accretion-building up of land by physical forces. Barrier island-long, narrow island lying parallel to the mainland and separated from it by bay, lagoon, or marsh (Jekyll is a barrier island).Bivalve-Mollusks having two shells (like clams, oysters, and mussels).Continental Shelf-remaining submerged portion of the coastal plain.arrier island-long, narrow island lying parallel to the mainland and separated from it by bay, lagoon, or marsh (Jekyll is a barrier island). Bivalve-Mollusks having two shells (like clams, oysters, and mussels). Continental Shelf-remaining submerged portion of the coastal plain.
The 4H Center offers many programs. A Beach Ecology Program takes students onto the beach to examine barrier island dynamics like erosion. Other topics include the organisms found on the beach, and the importance of dunes and dune plants.he 4H Center offers many programs including a Beach Ecology Program where students will examine barrier island dynamics like erosion. Other interesting topics include the organisms found on the beach, and the importance of dunes and the plants that grow on them.