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.
A sub-group constituted by the SC to audit oxygen consumption at the hospital in the national capital has said that Delhi govt 'exaggerated' consumption of the life-saving gas.
Deputy CM Manish Sisodia said AAP govt spoke to members of SC-appointed committee who said they didn't sign or approve any report about Delhi's oxygen need during second Covid wave.
On the first episode of Two Much With Kajol and Twinkle, Aamir Khan and Salman Khan were confronted with another hypocrisy: age gaps. And they didn't come out looking good.
SEBI probe concluded that purported loans and fund transfers were paid back in full and did not amount to deceptive market practices or unreported related party transactions.
While the IAF remains committed to the Tejas programme and has placed orders for 180 Tejas Mk1A, the force is eagerly waiting for the Tejas Mk 2 version.
What Munir has achieved with Trump is a return to normal, ironing out the post-Abbottabad crease. The White House picture gives us insight into how Pakistan survives, occasionally thrives and thinks.
COMMENTS