Trend Analysis of Climatic Indicators in the Susceptible Zones of Bangladesh

Abstract

The work summarised the trends of 9 indicators. The statistical analysis aimed to observe the trend of seasonal variation and natural hazards through indicators with field survey questionnaire, focus group discussion and participatory action plan development method to analyze the distribution of hazard occurrence and frequency which resulting currently summer, monsoon and winter dominant season with high abnormalities than before. Trend of climate and water level analysed with SAARC meteorological research centre data and community perception results devastating temperature and rainfall condition along with future trend of about annually 3.980C and 5.11% change respectively. Impact of cyclone, drought and flash-flood on people’s livelihood and crop diversification were observed frequent condition with high deterioration. During the year 1980-2010 the annual agricultural trend showed increasing productivity but with two seasonal crops (Rabi and Kharif). Due to unavailability of water people tried approaching to alternate crop cultivation along with cyclone, drought and flood tolerant crops and with seasonal internal migration tendency. Partially, trend of fisheries and livestock decreased rapidly and extensively with higher rate than previous 30 years due to water scarcity and lack of grazing land. On the contrary, trend of livelihood and food security had fallen largely below the poverty level.

Details

Presentation Type

Paper Presentation in a Themed Session

Theme

Assessing Impacts in Divergent Ecosystems

KEYWORDS

Indicators, Climate Change

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