Now majority of the districts in Bangladesh have marked as very high-risk zones for coronavirus infection.

A report of the World Health Organization (WHO) published it.

It also said Bangladesh is now among the top 31 countries and accounts for 0.48 percent of the COVID-19 cases of the world.

A district will be considered as the very high-risk zone when the positivity rate is 10 percent and above, while as high risk when the positivity rate is between five percent and below 10 percent and as low risk when positivity rate is less than five percent, according to the WHO definition.

Those districts marked as very high-risk zones are- Thakurgaon, Lalmonirhat, Dinajpur, Rangpur, Kurigram, Joypurhat, Naogaon, Bogura, Chapainawabganj, Rajshahi, Natore, Rajbari, Jhenidah, Magura, Faridpur, Jessore, Narail, Madaripur, Gopalganj, Satkhira, Khulna, Bagerhat, Jhalakathi, Pirojpur, Barisal, Chandpur, Feni, Sherpur, Jamalpur, Tangail, Gazipur, Kishoreganj, Sylhet, Kushtia, Meherpur, Chuadanga Noakhali, Chittagong, Cox's Bazar, and Khagrachhari.

The high-risk districts are— Dhaka, Panchagarh, Nilphamari, Gaibandha, Mymensingh, Netrakona, Sunamgonj, Moulvibazar, Habigonj, Sirajgonj, Pabna, Cumilla, Munshigonj, Laxmipur and Rangamati.

According to the report, all divisions experienced an increment of weekly new cases while the highest increase observed in the Dhaka division, 114.4 percent, followed by 86.7 percent in Rangpur division.

Among other divisions, the cases increased in Mymensingh division by 61.9 percent, Barishal division by 49.6 percent, Khulna division by 49.3 percent, Chattogram division by 42.2 percent, Sylhet division by 20.6 percent and Rajshahi division by 12.9 percent.

From the beginning of June, the country saw a fresh surge of Covid-19 cases and deaths due to the community transmission of Delta variant of novel coronavirus.

To check, the government has imposed restrictions on movement in different districts.