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Almost 2 billion lives in South Asia at risk from rising snow and glacier melt: report
Almost 2 billion lives in South Asia at risk from rising snow and glacier melt: report

South China Morning Post

time3 days ago

  • Health
  • South China Morning Post

Almost 2 billion lives in South Asia at risk from rising snow and glacier melt: report

The lives of nearly 2 billion people in South Asia are at risk as snow and glacier melt across the Himalayas accelerates, aggravated by black carbon pollution from burning biomass and fossil fuels and unsustainable farming, climate experts have warned. Also known as soot, black carbon darkens snow surfaces and absorbs sunlight, causing it to act like a heat lamp and hasten melting. The fine particulate pollutant is typically released during the combustion of organic matter such as wood, crop residues and diesel. With the largest ice reserves outside the polar regions, the Himalayas are the main source of water for many rivers flowing through the densely populated Indo-Gangetic plains. But this critical function is at risk from rising black carbon emissions and climate change. The rivers nourish fertile agricultural zones across the Indian subcontinent – the world's largest rice-exporting region. They have also been the source of growing geopolitical tensions, including between India and Pakistan Average snow surface temperatures in the Himalayan peaks have risen by more than four degrees Celsius, with black carbon a key contributor, according to a report by Delhi-based think tank Climate Trends released on Friday. It warned that the impact of these emissions was worsened by deforestation, crop burning and poor land management. More than 40 per cent of India's black carbon emissions come from biofuels, according to the report, with significant contributions from large states such as Madhya Pradesh and Maharashtra, where agricultural and forest fires are common. Emissions have also been recorded at high levels in the eastern Himalayas, particularly in Nepal.

UN Body Says Hottest Year Record Will Be Topped Again By 2029
UN Body Says Hottest Year Record Will Be Topped Again By 2029

Forbes

time28-05-2025

  • Business
  • Forbes

UN Body Says Hottest Year Record Will Be Topped Again By 2029

The World Meteorological Organization on Wednesday released a report that projects global temperatures will remain near record levels over the next five years, with a strong chance the 2024 annual temperature record will be broken during this period, likely worsening the impact of climate change and increasing the chances of extreme weather events. The WMO released its annual decadal climate update report on Wednesday, with updated projections for the years 2025 to 2029, which projects an 80% chance of one of the next five years breaking 2024's record as the hottest year ever. The report predicts that there is an 86% chance that average global temperatures will be more than 1.5 degrees Celsius above the 1850-1900 pre-industrial levels in at least one of the next five years. There is also a 70% chance that the 5-year average temperature for 2025-2029 will be more than 1.5 degrees Celsius above pre-industrial numbers—a key benchmark laid out in the Paris Climate Agreement. The U.K. Meteorological Office, which produced the report for the WMO, also warned that for the first time, there was a very slight possibility (1%) of average temperatures exceeding pre-industrial levels by 2 degrees in one of the next five years. The report also projected that the Arctic region will continue to warm at a rate that is 3.5 times higher than the rest of the world, which could lead to a rapid melting of ice caps and a rise in sea levels. The 1.5 degrees Celsius or 2.7 degrees Fahrenheit increase over the pre-industrial average is a critical threshold under the 2015 Paris Climate Agreement. The agreement's signatories have set this as the preferred limit for the increase in global temperatures they want to work towards, with a 2 degrees Celsius being set as the maximum upper limit. If the latest WMO report projections are correct, it does not necessarily represent a breach of the Paris Agreement limit, as that takes into account the average levels over two decades. Nonetheless, the threshold being breached multiple times this decade is likely to trigger alarm among climate scientists. 'We have just experienced the ten warmest years on record. Unfortunately, this WMO report provides no sign of respite over the coming years, and this means that there will be a growing negative impact on our economies, our daily lives, our ecosystems and our planet,' WMO Deputy Secretary-General Ko Barrett said.

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