Delhi air quality shows slight improvement with overall AQI at 239 on Sunday

In two separate incidents Customs officials of Trichy Airport seized gold worth one crore rupees from two male passengers.

Researchers have shown how carbon dioxide from industrial operations or even straight from the air can be gathered and converted into clean, sustainable fuels using just solar energy. The researchers, from the University of Cambridge, developed a solar-powered reactor that converts captured CO2 and plastic waste into sustainable fuels and other valuable chemical products. In tests, CO2 was converted into syngas, a key building block for sustainable liquid fuels, and plastic bottles were converted into glycolic acid, which is widely used in the cosmetics industry.

Oxygen concentration is an important measure of water quality because fish and other aquatic organisms require dissolved oxygen to breathe, according to Wei Zhi, assistant research professor of civil and environmental engineering and first author of the study, recently published in Nature Water.

But a new national study found that housing is also important before disasters happen: People with homes not meeting federal quality classifications and those who are housing insecure tend to be less prepared to face natural calamities.

According to research published in the journal 'Scientific Reports', the trends in CH4 emissions have varied in the different regions of China over the last nine years, with significant increase trends detected in the NE region and the whole of China.