Shanghai experienced its hottest May day in a century on May 29, 2023, with temperatures hitting 36.1°C and climbing even higher to 36.7°C. This broke a 100-year-old record, which had previously stood at 35.1°C. Despite the city being accustomed to hot summer days, this heatwave was exceptional.
The meteorological service in Shanghai has attributed this unusual weather to global warming. Scientists have warned that this could be part of a global trend of extreme weather conditions caused by the rise in greenhouse gases. The United Nations has also expressed concern, stating that the years 2023 to 2027 are likely to be the warmest five-year period ever recorded, with a two-thirds chance that annual global surface temperatures will exceed 1.5°C above pre-industrial levels.
This rise in temperature has a severe impact on human health, particularly the elderly and vulnerable people. On the day of the record-breaking temperature, 11 deaths were attributed to heatstroke in Mumbai. The World Health Organization has warned that heatwaves are becoming more frequent and severe, and it is essential to take steps to mitigate their impact.
The Shanghai government has taken measures to combat the effects of the heatwave by opening air-conditioned public spaces, such as libraries and museums, for longer hours. The authorities have also encouraged citizens to stay indoors during the hottest parts of the day and to drink plenty of water.
However, the impact of the heatwave is not limited to human health. It also has consequences for the environment. The heatwave exacerbates the problem of air pollution in cities, as high temperatures and stagnant air trap pollutants. In addition, the rise in temperature is causing glaciers to melt and sea levels to rise, leading to more frequent and severe floods, droughts, and storms.
In conclusion, the record-breaking temperature in Shanghai is a clear indication of the adverse effects of global warming. It highlights the urgent need for governments, businesses, and individuals to take steps to reduce greenhouse gas emissions and mitigate the impact of extreme weather conditions on human health and the environment. The world’s response to this challenge will determine the future of our planet and its inhabitants.