Whether fresh restrictions and lockdowns might have to be introduced to counteract this new variant remain to be seen, experts say. 'I think that's our priority while we wait to find out more about variant.' Soumya Swaminathan told CNBC's ' Squawk Box Asia' on Monday. 'Over 99% of cases around the world are due to the delta variant and more deaths are occurring in the unvaccinated,' WHO Chief Scientist Dr. South Africa has experienced four waves of SARS-CoV-2 transmission, with the second, third, and fourth waves being driven by the Beta, Delta, and Omicron variants, respectively. health agency said Monday that the delta variant is still responsible for most of the current infections globally and, as such, was still its biggest concern.

Harris said the organization didn't like to see travel restrictions but understood that countries needed to take precautions based on their own epidemiological situations and risk-based analysis of the current data. Margaret Harris, spokesperson for the WHO, told CNBC on Monday that 'we have South Africa to thank' for raising the alarm over the new variant, which has already been found in the U.K., France, Israel, Belgium, the Netherlands, Germany, Italy, Australia, Canada and Hong Kong, but not yet in the U.S. Personal Loans for 670 Credit Score or Lower BA.4 and BA.5 were first identified in South Africa and may soon become the dominant strains in. South African scientists identified a new version of the coronavirus this week that they say is behind. Two new fast-spreading subvariants of Omicron are causing fresh surges of Covid around the world. Personal Loans for 580 Credit Score or Lower What to know about omicron, the new COVID-19 variant in South Africa.

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