
Successful management of coastal areas depends on understanding the different ways in which coastal land is used and the physical processes impacting on the coast, such as erosion and longshore drift.
Techniques for managing these physical processes can be divided into hard engineering options (such as building sea walls) and soft engineering options (such as beach nourishment and managed retreat).
There are many different land uses found in coastal areas - for example, tourism, industry, fishing, trade and transport. This means that there are many different groups of people who have an interest in what happens in coastal areas and how they are managed.

Tourist beach in Phuket
Some of the common interest groups involved in coastal management issues are:
Each of these interest groupsinterest groups: an organisation of people who support or oppose a common cause and often lobby the government to try to achieve their cause. Also called pressure groups. may have a different view about what should be done to protect and manage coastal areas. A difference of opinion can cause conflictconflict: disagreements between different interest groups between interest groups.
There are many reasons why groups of people might be concerned about the coast: