Hanoi, Nov. 6 -- Facing mounting pressure from rising sea levels, land subsidence and storm-driven waves, the Philippines is piloting a nature-based coastal protection model on Pamarawan Island, north of the capital Manila. Rather than relying entirely on concrete sea walls and embankments, the project combines bamboo poles, tree branches and oyster shells to reduce wave energy, trap sediment and create favourable conditions for mangrove restoration. Pamarawan Island, home to around 3,000 residents, is frequently affected by tidal surges, storms and flooding. Land subsidence and rising sea levels driven by climate change have further heightened risks to coastal communities. Measures taken over the years, including raising ground levels and ...