[2] The river is polluted by palm oil production, coffee washing and household waste.
[3] In April 2018 the Murembwe River Valley flooded and the crops were submerged, apart from oil palms.
[4] In December 2019 the river flooded the valley between it and Rumonge by up to 2 metres (6 ft 7 in), almost reaching the leaves of the oil palms.
Hundreds of hectares of crop fields were flooded, bridges were destroyed, tracks were almost impassable, and landslides were widespread.
Fields of rice, cassava, banana and sweet potato along the river had also been flooded, and the palm groves had been damaged.
[7] In 2013 the Burundian government started a project to build hydroelectric dams on the Jiji and Murembwe rivers.