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Bangladesh is known for its vulnerability to climate change and more specifically to natural disasters. It is important to mention the fact that the location of the country is vulnerable for the presence for three powerful rivers, Asian rivers, Brahmaputra, Ganges and the Meghna along with their numerous tributaries that could result massive floods.
Because of Bangladesh's fertile soil and normally ample water supply, rice can be grown and harvested three times a year in many areas. [9] Due to a number of factors, Bangladesh's labour-intensive agriculture has achieved steady increases in food grain production despite the often unfavorable weather conditions. [9]
A drought is a period of drier-than-normal conditions. [1]: 1157 A drought can last for days, months or years.Drought often has large impacts on the ecosystems and agriculture of affected regions, and causes harm to the local economy.
There are numerous effects of climate change on agriculture, many of which are making it harder for agricultural activities to provide global food security.Rising temperatures and changing weather patterns often result in lower crop yields due to water scarcity caused by drought, heat waves and flooding. [5]
Climate change in Bangladesh is expected to have an impact on the Dhaka River System water quality, with increased monsoon flows and lower summer flows. However, these changes will not greatly affect the extremes of water quality to any great extent due to the overwhelming impact of pollutant discharges into the system. [20]
[3]: 1491 In India, Pakistan and Bangladesh, around 56%, 43% and 50% of the population work in agriculture, respectively. [ 39 ] [ 40 ] Even so, 11.4% of Asia's population (515 million people) were undernourished in 2017, which is the largest fraction in the world.
From April to July, Bangladesh was hit by heavy rainfall and a series of devastating floods along the Brahmaputra river, with notably destructive incidents in May, July; [3] the ability of the rice crops to survive this was reduced by the growing monoculture of high-yielding varieties (HYV) of rice. In addition, neighbouring India declined to ...
Paddy field in rural Bangladesh. Rice production in Bangladesh plays a critical role in the nation's economy, affecting various sectors and socioeconomic factors. As the primary crop and staple food, rice is central to agricultural production, employment, and nutritional needs. It is a major contributor to Bangladesh’s national income.