Stay updated with breaking news from காற்றில்லா. Get real-time updates on events, politics, business, and more. Visit us for reliable news and exclusive interviews.
Bio-toilet is a dry toilet that treats human waste by a biological process called composting. It decomposes human excretory waste in the digester tank using spe ....
Alexandr Yurtchenko / Alamy One billion years from now, Earth’s atmosphere will contain very little oxygen, making it uninhabitable for complex aerobic life. Today, oxygen makes up around 21 per cent of Earth’s atmosphere. Its oxygen-rich nature is ideal for large and complex organisms, like humans, that require the gas to survive. But early in Earth’s history, oxygen levels were much lower – and they are likely to be low again in the distant future. Advertisement Kazumi Ozaki at Toho University in Funabashi, Japan, and Chris Reinhard at the Georgia Institute of Technology in Atlanta modelled Earth’s climatic, biological and geological systems to predict how atmospheric conditions on Earth will change. ....