Question

Why wetlands are called the nature's kidney

Answer 1

Natural wetlands have been called the 'kidneys of the landscape' because of their ability to store, assimilate and transform contaminants lost from the land before they reach waterways. Like a giant kidney, wetlands help to dilute and filter material that could otherwise harm our lakes, rivers and other waterways.

Answer 2

Wetlands are called nature's kidney

Explanation:

Wetlands is the most diverse ecosystem which contain water.It contain the characteristics of both land and aquatic forms as it is the intermediate zone that connects the land and aquatic habitat.

Wetlands are rich in nutrients and minerals that plays various roles like water purification,water storage, home for many land as well as aquatic animals.

It also helps in the recycling process of carbon and other essential nutrients  and bring it in the environment.

Thus wetland conservation is necessary for it's function and thus it is called as nature's kidney as it helps in purifying the environment naturally.

Example- East calcutta wetland is located in kolkata ( India) is a wetland.