DHAKA, April 18, 2018 – A global study has warned that the air quality in Bangladesh has been falling fast since 2010, taking the concentration of dangerous substance, known as particulate matter or PM 2.5, in the air to 10 times…
DHAKA, April 18, 2018 – A global study has warned that the air quality in Bangladesh has been falling fast since 2010, taking the concentration of dangerous substance, known as particulate matter or PM 2.5, in the air to 10 times…