For some, the water hyacinth is an ornamental plant, for others a green plague. The Amazon native grows so fast it can overtake entire bodies of water and devastate whole ecosystems. Now experts have found an insect remedy for the problem. Subscribe: null For more news go to: http://www.dw.com/en/ Follow DW on social media: ►Facebook: https://www.facebook.com/deutschewellenews/ ►Twitter: https://twitter.com/dwnews ►Instagram: https://www.instagram.com/dwnews Für Videos in deutscher Sprache besuchen Sie: null #GlobalIdeas #SouthAfrica #nature