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Updated: Jan 25, 2026
08:20
In Situ Soil Moisture Sensors in Undisturbed Soils
Published on: November 18, 2022
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Asymmetric Soil Warming under Global Climate Change.
Hui Zhang1, Binhui Liu2, Daowei Zhou3
1School of Geographical Sciences, Northeast Normal University, Changchun 130024, China. zhangh636@nenu.edu.cn.
Summary
China
Area of Science:
- Climatology
- Soil Science
- Environmental Science
Background:
- Surface soil temperature trends are crucial for understanding climate change impacts.
- Asymmetric warming patterns between day/night and soil/air require detailed investigation.
Purpose of the Study:
- To analyze daily surface soil temperature data from China (1962-2011).
- To investigate asymmetric warming trends in soil temperature.
- To identify factors influencing soil diurnal temperature range (SDTR).
Main Methods:
- Analysis of daily surface soil temperature data from 360 weather stations.
- Statistical analysis of temperature trends and differences over a 50-year period.
Main Results:
- Surface soil temperature shows asymmetric warming: daily minimums (S T min) increased faster than daily maximums (S T max).
- Soil diurnal temperature range (SDTR) decreased significantly, especially in winter, linked to solar duration.
- The difference between soil and air temperature (T D) decreased, impacting agricultural planning.
Conclusions:
- Soil warming is asymmetric, with implications for climate models and agricultural practices.
- Decreasing SDTR, influenced by solar duration, highlights complex climate change effects.
- Reduced soil-air temperature differences may benefit perennial plant survival in certain regions.
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