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Jakarta Post

Government to prioritize Riau Islands’ eroded coasts

  • Ivany Atina Arbi
    Ivany Atina Arbi

    The Jakarta Post

Jakarta   /   Fri, July 19, 2019   /  07:50 pm
The Jakarta Post Image
A lighthouse on Putri Island, Batam, Riau Islands. The archipelagic province is among those that are vulnerable to erosion. (JP/Fadli)

The government is to install sediment trap technology on several of the outermost islands of Riau Islands regency to rehabilitate erosion-affected areas in the region. The sediment trap will be combined with the use of breakwater technology to further mitigate worsening coastal reduction. According to the Office of the Coordinating Maritime Affairs Minister, at least three islands, namely Bengkalis, Rangsang and Rupat, experienced an average of 10-meter erosion per year. The erosion was the result of economic activity, such as the clearing of mangrove trees to be turned into house construction materials or charcoal. Mangrove trees, however, can protect shorelines from the ocean’s waves by trapping sediment through their tangled root systems. To address the issue, the ministry will also create alternative jobs for residents, such as shrimp and crab cultivation. &ldquo...