A University of Tokyo study suggests ancient eruptions enriched oceans with nutrients, causing brief oxygen spikes long before the Great Oxidation Event.
Oxygen produced in the absence of sunlight is called ‘dark oxygen’. The discovery calls into question how life on Earth began. Also, dark oxygen can support seafloor ecosystems.
Tectonic plate movement could have provided oxygen to some of world's earliest life forms, suggests study by scientists at Newcastle University, UK, published in Nature Communications.
There are 3,756 PSA plants already commissioned across the country with a daily capacity of 18,000 metric tonnes (MT) of oxygen, but demand remains low at about 200 MT.
The shipment of 66.3 million vaccines is a sign of India’s commitment to good global citizenship. It is this sense of unity that has come to India’s assistance today.
Karnataka HC-appointed panel notes that by 2 May hospital's supply of oxygen 'was completely exhausted' — the day 24 of the 36 deaths occurred. Report submitted to HC last week.
Purnea averted a disaster on 12 May when the Bihar district's only oxygen plant broke down. An 8-hour operation led by DM Rahul Kumar managed to defuse the crisis.
In FY 2025-26, AoN for 55 proposals amounting to Rs 6.73 lakh cr has been accorded by DAC. Both the quantum of AoN given and capital contracts signed, so far, have been the highest in any FY.
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