Question

give reasons large Dam destroy ecosystem​

Answer 1

When a large dams constructed , the original landscape is changed. The wild animals lose their habitat.In all the above ways dams destroy the ecosystem

Answer 2

Over 48000 large dams are in operation world wide . They provide drinking water , irrigate the land , produce hydro electricity and prevent floods . Too often the benefits they bring have come at a great environmental and social cost like. as dams destroy ecosystems and cause people to their homes and livelihoods .