Salinity Intrusion In Bangladesh Case Study

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Salinity intrusion is an increasing problem in the coastal region of Bangladesh. Climate Change and its associated hazards like sea level rise, cyclone and storm surge have been increasing the salinity problem in many folds. Although the coastal area covers about 32% of the country of which about 53% is affected by different degrees of salinity both water and soil salinity has increased in an alarming rate during the last couple of years. Hence, salinity intrusion has adverse effects on water, soils, agriculture, fisheries, and livelihoods of this region. In that circumstance, the dominating livelihood agriculture is affected severely including soil and ground water degradation, health problems and long term effect on ecosystem .Sea level rise (SLR) is considered one of the major reasons of salinity intrusion into soil and water in the coastal areas of Bangladesh. Salinity is an inevitable impact of sea level rise. I try to answer the
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After that, salinity affected a recorded 105.6 million hectares during 2009. In terms of soil salinity, about 1.2 million hectares of arable land are affected by soil salinity out of 2.85 million hectares of the coastal land.
Soils of coastal areas are affected by varying degrees of salinity. For instance, in the south-western part of the coastal area, about 203,000 hectares are affected very slightly, 492,000 hectares slightly, 461,000 hectares moderately, and 492,000 hectares strongly. The severity of the salinity problem has increased over time with the dryness of the soil.

Furthermore, the saline affected area has increased by 35,440 ha (3.5%) during the last nine years whereas it has increased by 222,740 ha (26.7%) during the last 36 years (1973!1909) But the worst salinity conditions are reported in Khulna, Bagerhat, Satkhira, and Patuakhali districts of south-western

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