Mumbai, Oct. 31 -- By 2050, large portions of the city's suburbs and South Mumbai may be underwater if emissions are not kept in check, said an international study by American scientific research organisation, Climate Central.

The study was published on Tuesday in the journal, Nature Communications.

Stretches in central Mumbai, coastal areas along Navi Mumbai and Thane, and all of Vasai-Virar and Mira Bhayander are at "critical risk" of coastal inundation by 2050, according to Climate Central's study of the effects of sea level rise globally. The report says previous estimates were more optimistic because they didn't measure land elevations accurately.

Climate Central used artificial intelligence and satellite imagery to create revised...