Sri Lanka, Nov. 29 -- The coronavirus pandemic will cost the global tourism sector $2.0 trillion in lost revenue in 2021, the UN's tourism body said Monday, calling the sector's recovery "fragile" and "slow".

The forecast from the Madrid-based World Tourism Organization comes as Europe is grappling with a surge in infections and as a new heavily mutated Covid-19 variant, dubbed Omicron, spreads across the globe.

International tourist arrivals will this year remain 70-75 percent below the 1.5 billion arrivals recorded in 2019 before the pandemic hit, a similar decline as in 2020, according to the body.

The global tourism sector already lost $2.0 trillion (1.78 trillion euros) in revenues last year due to the pandemic, according to the U...