Published on 11 Aug 2024
A recent report by the World Meteorological Organization (WMO) paints a concerning picture of Asia in 2023, highlighting it as the world's most disaster-prone region due to an alarming rise in floods, storms, and heatwaves.
REASONS
Frequent & Deadly Disasters:
According to the WMO Report, over 40% of global natural disasters occurred in Asia in 2023, twice the number compared to other regions.
Floods and storms were the most frequent and deadly disasters, causing:
Over 2,000 fatalities across Asia.
Direct impact on 9 million people, displacing them, damaging infrastructure, and disrupting livelihoods.
Examples:
Tropical Cyclone Mocha (Bay of Bengal): This powerful cyclone, considered the strongest in a decade, struck Bangladesh and Myanmar in 2023.
It exemplifies the increasing intensity of storms in the region, causing widespread destruction and claiming 156 lives.
Monsoon Floods (India, Pakistan, Nepal): During June-August 2023, these countries experienced devastating floods and storms, resulting in over 600 reported deaths.
Intensifying Heatwaves:
According to the WMO Report, Asia witnessed record-breaking high temperatures in 2023, with the annual mean near-surface temperature exceeding the 1991-2020 average by 0.91°C.
Eastern and Northern India faced the most significant temperature rise within the country.
This can have cascading effects on water availability, agriculture, and human health.
Example: Heatwaves are projected to become more frequent and severe, leading to water shortages, agricultural losses, and heat-related illnesses.
Melting Glaciers & Water Security Threat:
High Mountain Asia, home to the world's largest ice reserves outside the polar regions, is under threat.
20 out of 22 observed glaciers in this region showed continued mass loss, with melt rates accelerating.
Record high temperatures and dry conditions in the Himalayas exacerbated glacier melt, threatening future water security for millions who rely on these glacial reserves.
Example: A glacial lake outburst flood (GLOF) triggered by melting glaciers occurred through the Teesta River in India, causing casualties and highlighting the dangers posed by glacial retreat.
Chamoli Flash Floods (February 2021): This devastating event involved a breach in a glacial lake near the Nanda Devi glacier, triggering a massive flood that swept away dams, infrastructure, and caused casualties.
Sea Level Rise & Coastal Vulnerability:
The Bay of Bengal experienced the second-highest sea level rise globally in 2023, nearly 30% above the global average.
This rise threatens low-lying coastal areas with increased flooding, salinization of freshwater sources, and displacement of populations.
Examples: Chennai, Tamil Nadu: This major city faces coastal erosion and flooding due to rising sea levels.
In 2020, heavy rains and high tides exacerbated coastal flooding, causing damage to infrastructure and highlighting the city's vulnerability.
Uneven Precipitation & Extreme Events:
Despite overall lower precipitation in 2023, many regions faced extremes:
Southwestern China suffered a severe drought with below-normal rainfall throughout the year.
Record-breaking sudden rainfall events triggered by cyclones caused devastating floods in other areas.
Example: The Hong Kong Observatory recorded the highest hourly rainfall total since 1884 due to a typhoon in September 2023.
Example (2022): Heavy monsoon rains caused devastating floods in Assam and Bihar in 2022, displacing millions and causing widespread damage
INDIA ONE OF BIGGEST SUFFERERS
Heatwave Deaths:
Around 110 heat stroke fatalities occurred in India due to severe heat waves in April and June 2023.
Record-Breaking Temperatures:
A prolonged heat wave impacted South-East Asia, including eastern India, with unprecedented high temperatures.
Temperature Increase:
Compared to the 1991-2021 average, eastern India saw a significant temperature rise (0.5 to 1 degree Celsius) in 2023.
This affected states like West Bengal, Jharkhand, Bihar, and northern states like Uttarakhand, Uttar Pradesh, Himachal Pradesh, Delhi, Rajasthan, Jammu & Kashmir, Ladakh, and Punjab.
Sea Level Rise:
The Bay of Bengal witnessed a concerning rate of sea level rise:
4.44 mm per year (calculated through satellite measurements, Jan 1993 - May 2023).
30% higher than the global average of 3.4 mm per year..
Second-highest globally, behind only the western tropical Pacific region (4.53 mm per year).
Example: The Sundarbans in West Bengal face the highest sea level rise in India, posing a threat to this ecologically sensitive region.
WAYFORWARD
Disaster Risk Reduction and Adaptation:
Early Warning Systems: Investing in and strengthening early warning systems for floods, heatwaves, cyclones, and other extreme weather events can give communities crucial lead time to prepare and evacuate.
Climate-Smart Infrastructure: Developing infrastructure that is more resilient to climate change, such as flood-proofed buildings and heat-resistant roads, is essential.
Urban Planning: Integrating climate considerations into urban planning can help cities adapt to rising sea levels, heatwaves, and extreme rainfall events.
Ecosystem Restoration: Protecting and restoring natural ecosystems like mangroves and forests can provide natural buffers against floods and storms.
Mitigation Strategies:
Reducing Greenhouse Gas Emissions: Transitioning to cleaner energy sources and adopting sustainable practices are crucial to slow down climate change and reduce the intensity and frequency of extreme weather events.
Energy Efficiency: Promoting energy efficiency measures in buildings, industries, and transportation can significantly reduce greenhouse gas emissions.
Sustainable Agriculture: Encouraging practices like sustainable agriculture and soil conservation can help mitigate the impact of climate change on food security.
Climate Finance and Technology Transfer:
Developed nations need to fulfil their commitments under the Paris Agreement to provide financial assistance to developing countries like those in Asia for adaptation and mitigation efforts.
Technology transfer is crucial to help developing countries adopt clean energy technologies and climate-resilient practices.
Regional and International Cooperation:
Regional coordination on issues like water management and early warning systems for transboundary rivers and weather events is essential.
Global cooperation is vital to address climate change, the root cause of the problems highlighted in the WMO report.
Countries need to work together to achieve ambitious emission reduction targets.
GLOBAL BEST PRACTICES FOR DISASTER RISK REDUCTION AND ADAPTATION:
Early Warning Systems:
INDIA:
India's Ministry of Jal Shakti has modernised 502 data collection stations and set up three Earth receiving stations to provide real-time data for flood forecasting.
The Central Water Commission (CWC) has also established a network of over 147 flood forecasting and warning sites on major interstate rivers.
The CWC's flood forecasting system includes 175 stations and is being modernised and expanded.
BANGLADESH:
Bangladesh's Cyclone Preparedness Program (CPP) uses a network of volunteers and wireless communication to send cyclone warnings to remote coastal communities.
The CPP has over 76,000 volunteers, including 20 volunteers in each village unit, who are trained in disaster preparation.
Climate-Smart Infrastructure:
NEPAL:
Building earthquake-resistant schools and hospitals in regions prone to tremors .
"Comprehensive School Safety" plan focuses on earthquake-proofing schools, training staff, and preparing for emergencies.
Minimum Package: Provides basic resources like early warning systems, first-aid kits, and evacuation drills.
In Kathmandu Valley, 160 public school buildings survived the 7.8-magnitude earthquake after the 2015 Earthquake.
VIETNAM:
Constructing seawalls and dykes along vulnerable coastlines to protect against rising sea levels and storm surges.
Urban Planning:
CHINA:
China has been developing green spaces and urban greening measures in its cities to help combat rising temperatures.
Green spaces can help reduce energy demand and increase carbon sequestration.
For example, Beijing's 16,577 hectares of green space can absorb 3.33 × 1012 kJ of heat during the summer, which reduces air conditioning demand by 60%.
SOUTH KOREA:
Implementing rainwater harvesting systems and permeable pavements in urban areas to manage stormwater runoff during heavy rainfall events.
The Star City rainwater management system (RWMS) in Seoul, South Korea has been operating since 2007 and is considered a model water management system.
The system uses a 3,000 m3 rainwater tank for water saving, flood mitigation, and emergency response.
The RWMS is a Climate Change Adaptation (CCA) strategy for floods and droughts that supplements the existing centralised water infrastructure
Ecosystem Restoration:
INDONESIA:
In 2020, the Indonesian government announced the National Mangrove Rehabilitation Program, which aims to restore 600,000 hectares of mangroves by 2024.
The World Bank-funded Mangroves for Coastal Resilience project, launched in 2022, supports this goal.
INDIA:
The Mangrove Initiative for Shoreline Habitats & Tangible Incomes (MISHTI) is a program launched by the Ministry of Environment, Forest & Climate Change on June 5, 2023, to conserve and restore mangrove ecosystems.
The program's goals include: Mitigating the effects of climate change, Preventing coastal erosion, Sustaining local livelihoods, and Educating people about the importance of mangroves.
Sustainable Agriculture:
INDIA:
Crop rotation and cover cropping are sustainable agriculture practices that can improve soil health and reduce the need for chemical fertilizers.
The Indian Council for Agricultural Research (ICAR) is promoting crop rotation for sustainable crop production in India.
Organic Farming:
The Paramparagat Krishi Vikas Yojana (PKVY) is a centrally sponsored scheme launched in 2015 to promote organic farming in India.
The scheme is a part of the National Mission on Sustainable Agriculture (NMSA) and is an extension of the Soil Health Management (SHM) component.
The PMKVY aims to improve soil health by supporting and promoting organic farming, thereby reducing pollution.
SHORT TAKE
World Meteorological Organisation (WMO):
Established in 1950, WMO became the specialised agency of the UN for meteorology (weather and climate), operational hydrology and related geophysical sciences.
Headquarters: Geneva, Switzerland.
Currently it has a membership of 187 countries.
Major Programmes:
World Weather Watch: A system of satellites and telecommunication networks connecting land and sea sites for monitoring weather conditions.
World Climate Programme: It monitors climate change, including global warming.
Atmospheric Research and Environment Programme: Designed to promote research on issues such as ozone depletion.
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