Freshwater ecosystems such as lakes and rivers are among the sensitive ecosystems which host rich biodiversity. However, in the past few decades, there have been adverse impacts on the health of these ecosystems due to uncontrolled sewage disposal throughout the world. Sewage is a danger to human health, but it also has a massive impact on the animals and plants living in waterways. #sewage #freshwater #ecosystem #biodiversity #waterpollution | The Logical Indian