【环球财经】联合国机构报告警示极端高温对农业构成多重风险

Core Insights - The report emphasizes the multiple risks posed by extreme heat to agriculture and food systems, highlighting the urgent need for science-based solutions to enhance resilience and sustainability in agriculture [1][2] Group 1: Impact of Extreme Heat - Extreme heat damages agriculture and livestock, depletes fishery resources, and threatens the livelihoods of approximately 1.23 billion people globally [1] - Climate change significantly increases the risk of death for agricultural workers due to high-temperature operations, with an estimated loss of 470 billion working hours globally in 2021 due to extreme heat [1] Group 2: Predictions and Trends - Predictions using various climate scenarios indicate that the trend of damage to food systems from extreme heat will continue to worsen, with a projected decline in yields of major crops like corn and wheat by 4% to 10% for every 1°C increase in global average temperature [1] Group 3: Case Studies and Recommendations - The report examines case studies from countries such as Pakistan, Morocco, Chile, and Portugal regarding the chain reactions caused by extreme heat and proposes risk governance measures, including sustainable irrigation practices and climate science-guided actions to mitigate climate change [2]