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DUNES & BEACHES

CoastCARE

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O

HOW OUR BEACHES ARE FORMED:

ITS UP TO US

NOT TO DISTURB THE

NATURAL BALANCES.

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SURF ZONE INTERTIDAL ZONE BEACHFRONTAL DUNE HELD

BY SAND-BINDING GRASSESAND PLANTS

BACK DUNE AREA

Wind-blown sand is trapped

by vegetation and builds

up the dune

Sand movement

during storms (erosion)

Sand movement

during calm periods

(accretion)

Wave attack on dunes prevents

damage to inland areas

and replenishes the beach

HOW OUR DUNES ARE FORMED:

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A UNIQUE LANDSCAPE. HOME TO MANY UNIQUE

PLANT AND ANIMAL SPECIES.

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AND HOME TO MAN CENTURIES AGO.

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LET'S BE AWARE OF HOW MUCH

HARM WE CAN DO.

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HOW WE CAN

CARE FOR

OUR BEAUTIFUL

DUNES

AND BEACHES.

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PHOTOGRAPHIC AND ILLUSTRATION ACKNOWLEDGEMENTS:

Western Cape Nature Conservation, Hein von Horsten, Roger de la Harpe, Claudio Velasquez, Marianne Liebenberg and George Branch.

DESIGN: Runette Louw and Jenny Young EDITOR: Vanessa Rousseau PROJECT CO-ORDINATOR: Kobie Bredenkamp

Department ofEnvironmental Affairs

and Tourism

COASTAL MANAGEMENT OFFICE