Dhaka, Sept. 18 -- Bangladesh ranked among the countries hardest hit by abnormal heat this summer, with 57 million people-over a third of the population-facing dangerously high temperatures, according to a new report by international research organization Climate Central released Wednesday.

The study found that from June to August, human-driven climate change exposed billions worldwide to extreme heat, placing Bangladesh 10th globally for the number of people affected.In the country, 57 million experienced more than 30 days of heat considered "risky" to human health. Of them, 30 million endured an additional 30 days of heat directly linked to climate change, reports UNB.

Dhaka ranked 10th among the world's megacities, recording 52 days ...