With 10 billion people expected to cram into urban areas by mid-century, the world will add at least 14 new megacities - many of which are at risk of threats including food and water insecurity, conflict and high crime rates.
Booster shots not required for everyone, says creator of AstraZeneca Covid vaccine theprint.in - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from theprint.in Daily Mail and Mail on Sunday newspapers.
India s brutal delta-driven wave ended when cases suddenly plunged Weeks later, the stubborn variant persists msn.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from msn.com Daily Mail and Mail on Sunday newspapers.