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西北农林科技大学最新论文登上Cell头条
生物世界· 2025-10-31 09:15
Core Viewpoint - The recent study from Northwest A&F University highlights that long-term climate warming significantly reduces global soil microbial richness, emphasizing the urgent need for strategies to protect soil microbial communities to mitigate climate change risks [4][8]. Summary by Sections Research Findings - The study analyzed 2,786 observational data points globally, revealing that soil microbial diversity and abundance consistently decline with increasing climate warming and average annual temperature [7]. - Under the SSP1-2.6 scenario, long-term warming (≥5 years) is expected to reduce global soil microbial abundance by 7%-9%, indicating that even moderate long-term warming can adversely affect soil microbial diversity and functionality [7][12]. Importance of Healthy Soil - Healthy soil is crucial for food production and climate stability, with soil microbes driving key processes such as nutrient cycling and carbon storage [5][6]. - The research underscores that understanding and protecting soil microbes is vital not only for scientific inquiry but also for food security, sustainable land use, and overall planetary health [6][8]. Implications of Climate Change - The findings suggest that climate change may erode the biological foundation of soil, threatening essential ecosystem services that humanity relies on [8]. - The negative impact of climate warming on soil microbial abundance is more pronounced in warmer regions, with specific changes in microbial community composition, such as a reduction in ammonia-oxidizing bacteria and an increase in nitrite-reducing bacteria [12].