By Shibu Prosad Baidya, Founder & CEO, Barokupot Ganochetona Foundation-BGF, Bangladesh

Extreme heat is a significant and growing challenge in Bangladesh, exacerbated by climate change and rapid urbanisation. The country has been experiencing increasingly severe heatwaves, which pose serious risks to public health, agriculture, and the overall well-being of its citizens. In response, various cooling projects and programmes have been initiated to mitigate the impact of extreme heat.

One of the most pressing issues arising from extreme heat is its detrimental effect on public health. Increased temperatures can lead to heat-related illnesses, including heat stroke and dehydration, particularly among vulnerable populations such as the elderly, children, and outdoor workers. Moreover, the agricultural sector, which a significant portion of the population relies on for their livelihood, faces reduced crop yields and increased water stress during heatwaves. Urban areas, characterised by dense construction and limited green spaces, experience the urban heat island effect, further amplifying the heat.

In addressing these challenges, several cooling initiatives have been implemented across Bangladesh. One notable example is the use of cool roofs, which involve coating rooftops with reflective materials to reduce indoor temperatures. This simple yet effective solution has shown promising results in lowering energy consumption for cooling and enhancing indoor comfort. Another significant initiative is urban greening efforts, which include planting trees and creating green belts in cities. These efforts not only provide shade but also improve air quality and enhance the aesthetic appeal of urban areas.

Community-based solutions have also played a vital role in mitigating extreme heat. The promotion of shaded public spaces, such as parks and community centres, offers residents a place to seek respite from the heat. These spaces are particularly beneficial in densely populated urban areas where access to cooling is limited. Additionally, educational campaigns aimed at raising awareness about heat-related risks and promoting heat safety measures have empowered communities to take proactive steps in protecting themselves during heatwaves.

Evaluating the effectiveness, sustainability, and scalability of these cooling projects is essential for understanding their impact and identifying areas for improvement. Quantitative data, such as temperature reductions and energy savings, provide measurable indicators of success. Qualitative insights from community feedback and case studies offer valuable perspectives on the practicality and acceptance of these initiatives.

In conclusion, addressing extreme heat in Bangladesh requires a multifaceted approach that combines innovative cooling solutions, community engagement, and supportive policy frameworks. The ongoing evaluation of these initiatives is crucial for ensuring their long-term success and adaptability. As Bangladesh continues to face the challenges of climate change and urbanisation, sustained efforts to implement and refine cooling projects will be vital in safeguarding the health and well-being of its citizens.

Disclaimer: The views expressed in this piece are those of the author/s and do not necessarily reflect the views or policies of AIDMI.