As shown in this Guardian report about clean tap drinking water in China in 2017 pollution of rivers and lakes was so severe that anywhere between half to 80 of water in rivers was not drinkable. This was just before the pandemic. Efforts since 2015 to tackle the problem are still in progress. This is happening as India works on getting 100% of 190 million homes covered for drinking tap water in India by 2024. Out of this 116 million homes or 60% have clean drinking tap water in 2023 under prime minister Modi's Jal Jeevan Mission (Water for Life) led by IAS's Mr Parmeswaran. India and China started out in 1990 with about the same GDP. China attracted foreign investment to accelerate its economic growth to where its GDP is much higher today than India. Yet in 2023 India starting from behind has some advantages. In the case of clean drinking water, limiting contamination of the rivers with effective regulation of industries which was missing in China, and providing clean drinking water with newer technological means is one of these advantages. Indian investment comes with the technology of the 2020's compared to China's investment using technology from the 2000 period. This will create additional gains in GDP and quality of GDP in its challenge of matching and exceeding growth in China. ...