Add Yahoo as a preferred source to see more of our stories on Google. Lake Naivasha, northwest of Nairobi, Kenya is becoming increasingly unnavigable. Water hyacinth, the world’s most widespread ...

The use of biological control for invasive alien plants and invertebrates, such as introducing a rust fungus (Puccinia spegazzinii) to control bitter vine (Mikania micrantha) in the Asia-Pacific ...

The invasive water hyacinth has taken over a communal pond in a small village in northern India. All other plants have been pushed out. Invasive species are reshaping ecosystems and local people’s ...

Farmers in the U.S. have grown cannabis since the 1600s — but policymakers are still figuring out how to regulate two famous ...

Some of the plants planted by the volunteers and Jozi trails at the Florence Bloom Bird Sanctuary in Delta Park. Photo: Supplied A group of dedicated volunteers joined Jozi Trails for an invasive ...

(CNN) — Lake Naivasha, northwest of Nairobi, Kenya is becoming increasingly unnavigable. Water hyacinth, the world’s most widespread invasive species, is blanketing the lake, choking its fish and ...