Nature and EnvironmentTurning the ominous hyacinth into fertilizerTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoNature and Environment06/15/2018June 15, 2018The invasive water hyacinth continues to choke Lake Victoria, Africa's largest freshwater lake. But some farmers are harvesting the "green gold" to make environmentally friendly compost.https://p.dw.com/p/2fAo4Advertisement