Researchers look to carbon isotopes and cell-level wood anatomy to understand how seismic-induced changes in water availability affect tree growth.
Research Spotlights
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Shedding Light on Microbial Communities in Deep Aquifers
Researchers use a packer system to study the microbial communities living in waters sampled from deep, uncontaminated peridotite aquifers.
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西伯利亚科雷马河的多年冻土碳元素含量极小
新的研究发现，北极河流目前运输的多年冻土来源的溶解有机碳有限，这对理解该地区变化的碳循环及其加速气候变化的潜力具有启示意义。
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Researchers Zero In on Methane Released from Reservoirs
Using new methods, researchers can estimate how much methane is released each day from reservoirs—an important step in estimating global methane emissions.
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青藏高原湖泊成为热通量热点
作为世界上海拔最高的高原，青藏高原上的淡水湖就像透镜一样，吸收来自强烈太阳辐射的热量，加速冰盖融化，影响陆地-大气通量。
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Unifying Models of Chorus Wave Frequency Chirping
A new model of chorus wave electron interaction attempts to explain how observations can support two seemingly contradictory mechanisms of frequency chirping.
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Remote Work May Be Keeping Some Cities’ Air Cleaner
Widespread remote work may have kept air pollution lower than pre-COVID-19 lockdown levels even though restrictions were lifted in 2020, a new study finds.
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Fires Lit for Agriculture Boost Air Pollution in Southeast Asia
Reducing fires lit for agricultural management and deforestation, which unduly affect poorer populations, could help prevent 59,000 premature deaths per year.
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Extinct Style of Plate Tectonics Explains Early Earth’s Flat Mountains
The geologic record suggests that despite Earth’s hot, thin crust during the Proterozoic, mountains were still able to form thanks to an extinct style of crustal deformation.
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Shifts in Weather Patterns Vary by Region
Decisions about water use will have to reflect changing trends in the local hydroclimate.