Covid live news: Canada confirms two cases of Omicron variant; WHO Africa head urges world to keep borders open

Both cases are recent arrivals from Nigeria;UN agency ’s comments follow South Africa’s call to reverse flight bans;G7 health ministers to hold urgent meeting on Omicron variantAt least 13 of 61 cases on two flights into Netherlands are new variantOmicron ’s worst impact will be in nations with low vaccination ratesWhat do we know about the new ‘worst ever’ Covid variant?See all our coronavirus coverageChina could face more than 630,000 Covid-19 infections a dayif it dropped its zero-tolerance policies by lifting travel curbs, according to a study by Peking University mathematicians, Reuters reports.In the report by the Chinese Centre for Disease Control and Prevention, the mathematicians said China could not afford to lift travel restrictions without more efficient vaccinations or specific treatments.Continue reading...
Source: Guardian Unlimited Science - Category: Science Authors: Tags: World news Coronavirus Science UK news Europe US news Source Type: news