AFP通信さんのインスタグラム写真 - (AFP通信Instagram)「AFP Photo 📷 @piusutomi - In Nigeria's Lagos, aquatic weed plagues waterways - . Traffic jams on the snarled up roads of Nigeria's megacity of Lagos are legendary, but a growing problem is also clogging up the waterways of Africa's biggest city -- water hyacinths. . The spread of the invasive species of fast-growing plant is not only damaging transport links in Nigeria's economic capital, built on a lagoon dotted with islands. . With waterways covered and silting up, the aquatic weed is also threatening fishing jobs and a vital food source.」6月22日 23時37分