Prolonged Fog and Cold Waves Threaten Disaster for Agriculture
A senior agriculturist warns that longer spells of dense fog and severe cold are turning a seasonal nuisance into a structural threat to Bangladesh's farming and salt production.
A senior agriculturist warns that longer spells of dense fog and severe cold are turning a seasonal nuisance into a structural threat to Bangladesh's farming and salt production.
The Bangladesh Meteorological Department's lowest reading is 2.6 degrees Celsius at Tetulia in Panchagarh in January 2018; meteorologists explain why the north freezes first, how pollution thickens the fog, and why the evidence points to shorter winters rather than colder ones.
EnvironmentIn late December 2025 Rangpur was still waiting for the hard cold it once had from November; the officer-in-charge of the Rangpur weather office said winter was "shifting" and named climate change, a lack of cold winds and a dry year among the causes.
The Met Office expects no severe cold wave in the last week of January, though scattered cold waves may hit the north and west on 25-27 January.
Meteorologist Shahinul Islam said temperatures may fall gradually after Saturday, with a mild cold wave possible in the north from Sunday.
Low temperatures, dense fog, drizzle and cloudy weather harm Boro seedbeds and many winter crops, and farmers have been advised to take a set of protective steps.
Cold waves and dense fog through the mustard season left Dinajpur's beekeepers far short of their honey target, and they are now preparing to harvest honey from litchi blossom to recover.
Severe cold and dense fog have made the flowers fall from bean plants in Mirsarai, Chattogram, leaving farmers afraid of a crop failure.
Intense cold and dense fog are damaging boro seedbeds and winter crops across Bangladesh, raising farmers' fears for boro and potato production.
With a cold wave sweeping the country as farmers prepare boro seedbeds, here are nine tips on caring for them.
Dense fog and a cold wave are damaging irri-boro seedbeds in Naogaon, though officials say there are enough seedbeds to meet the target.