Question

Mind map on VITAL VILLAGES , THRIVING TOWNS.

Answer 1

Differences:

In present times, the drainage system is better and highly developed. This is because the drainage system has been made underground which is covered with drains. Also, the drainage pipes of the kitchen, bathrooms are connected to the main drains outside the house. In ancient times, the cities had ring well system. It was a row of pots and ceramic rings arranged one top of another.

Similarity:

Drainage system were and are found in individual houses.