ROSHAN ABRAHAM and ANURAG MAAN WORLDWIDE coronavirus cases have surpassed 90 million, according to Reuters tally, as nations around the globe scramble to procure vaccines and continue to extend or reinstate lockdowns to fight new coronavirus variants. The new COVID-19 variants discovered initially in the United Kingdom and South Africa are rapidly spreading globally. The novel coronavirus has picked up pace in the past few months with about one-third of total cases registered in the last 48 days, according to a Reuters tally.  Europe, which became the first region to report 25 million cases last week, remains the worst-affected area…