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  1. Jul 2022
    1. In the Netherlands engineers use something called a ‘sand machine’ — a massive manmade peninsula built of sand — that allows waves, wind and tides to more naturally build up beaches along the coast, in part to protect the sea from claiming wetlands. 

      Lagos has a similar natural landmass, filled with wetlands. Without these barriers the sea/ocean waves would cause havoc both in Netherlands and in Lagos.

    1. Dredging can have its benefits in controlling the local environment and in increasing of river capacity to combat floods. On the other hand it can have unintended environmental consequences.