Discussion of the Opinion Paper “Hydrology and change” by Demetris Koutsoyiannis.

The article discusses opinion paper titled "Hydrology and change" by professor of hydrology Demetris Koutsoyiannis. It mentions Hurst-Kolmogorov (HK) statistical effect which is the focus of the paper and suggests invention of tools with HK effect for future day predictions. It also presents discussion on the physical changes along with time such as change in climatic conditions due to human activities including innovation in agriculture, industrial advancement and electronic revolution.