Water is colourless. But when we observe any large water body, it appears blue. When it has a lot of impurities (or nutrients), it can vary from red, green, white, grey, brown, black to anything that is weird and filthy. Read about some important terms related to different colours of water that we come across in common parlance or which researchers use to understand better this elixir of life. Bluewater: ‘Why is water blue in colour?’—humans must have raised this question since time immemorial. But in 1921, this query was resolved when Sir CV Raman raised and answered it successfully...

Performing tangible actions to achieve credible solutions—making eco-friendly cleaning agents and raising awareness on chemically-intense products to control pollution. ******************************************************************************** The unsettling sight of the Bellandur Lake—a foamy, cloudy demon gargling bubbles—and plastic litter—baffling mounds disposed irresponsibly—motivated me to act and revive our wonderful world. We all know that the climate crisis is going off the charts and the practise of ‘Reduce, Reuse, and Recycle’ is gaining alarming urgency. Thus, it&…

The Mission and the Mangoes is a work of fiction that sets its premise around a dystopic, water-starved Earth where unrestrained mining, drilling and the exhaustion of earth’s resources is rendering the planet unlivable. The young author of the book, 12-year-old Hena Parveen, tries to marry a futuristic setting where technological advancements such as humanoid robots and regular space exploration are a reality, with the Earth’s ecosystem that is hurtling towards an inevitable collapse. Interestingly, all this does not take place in a far-fetched future...

In summers this year, some European rivers had dried substantially, causing drought in many parts of the region. It revealed to their surface, some ancient stones with intricate engravings on them. Their markings used to indicate the water-level of these rivers, which served as a common forecasting tool for famines. Such stones were called hunger stones. One such is disclosed at the banks of the Elbe River. Dated to 1616 AD, its rock is etched with a warning in German...

The World Water Woe is real. There is crisis everywhere because our water resources are limited. A lot of water is wasted when we use it carelessly. Therefore, we should conserve it by handling it judiciously. Watch this inspiring movie Drop by Drop featuring the little heroes of class 3, reminding us about the importance of saving water by following the right practices. These practices focus upon three simple ways of preserving water before, and not after, its consumption. For example...