Unearthing the Past: How New Discoveries Are Reshaping Our Understanding of Human History- 2

The reservoir also functioned as part of a broader cascading tank system. In many regions of Sri Lanka, smaller upstream tanks fed into larger downstream reservoirs, creating an interconnected chain of water storage points. This cascading method maximized resource use, reducing waste and balancing supply across multiple communities. Pimburattewa likely played a role within such a network, reinforcing regional resilience against both floods and droughts.