搜索结果: 151-165 共查到“知识要闻 地球科学其他学科”相关记录546条 . 查询时间(1.729 秒)
Rising greenhouse gases pose continued threat to Arctic ozone layer
ozone loss greenhouse gases climate change
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2021/8/4
A new study shows that extremely low winter temperatures high in the atmosphere over the Arctic are becoming more frequent and more extreme because of climate patterns associated with global warming. ...
Pandemic air quality due to weather, not just lockdowns ,study finds
meteorological pandemic air PM 2.5
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2021/8/4
New research from Martin's lab, in collaboration with the Goddard Space Flight Center, California Institute of Technology and Dalhousie University in Nova Scotia, mapped PM2.5 levels across China, Eur...
![](http://www.firstlight.cn/upload/imgfile/20217/23/2021723155523345.jpg)
中国科学院广州地球化学研究所深地科学卓越研究中心厘定一套俯冲带纯沉积物熔融形成的S型花岗岩(图)
俯冲 沉积物 花岗岩 熔融
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2021/7/23
地球不同于太阳系其他行星的一个主要特点:存在主要由花岗质岩石组成大陆地壳。这些花岗质岩石记载了大陆乃至整个地球的演化历史,具有非常重要的科学意义。前人将由变火成岩部分熔融而成的花岗岩称为I型花岗岩,由变沉积岩部分熔融而成的花岗岩称为S型花岗岩(Sediment-derived granite)。S型花岗岩最原始定义来自对澳大利亚拉克兰造山带地区出露的花岗岩的研究,认为其原岩为变沉积岩。
'Urban green space affects citizens' happiness'-Study finds the relationship between green space, the economy, and happiness
economy happiness urban green space
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2021/8/4
A recent study revealed that as a city becomes more economically developed, its citizens' happiness becomes more directly related to the area of urban green space.
Aviation's contribution to cutting climate change likely to be small
aviation non-CO2 climate change
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2021/8/4
Although the emissions targets for aviation are in line with the overall goals of the Paris Agreement, there is a high likelihood that the climate impact of aviation will not meet these goals, accordi...
Unchecked climate change will cause severe drying of the Amazon forest
extreme drought Amazon rain forests Unchecked climate change
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2021/8/4
Amazon rain forests could be at far higher risk of extreme drought than previously thought, according to new research.
New software for designing sustainable cities
sustainable citiy city ecosystems improve people's lives
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2021/8/4
New technology could help cities around the world improve people's lives while saving billions of dollars. The free, open-source software developed by the Stanford Natural Capital Project creates maps...
Managed retreat: A must in the war against climate change
Climate change Managed retreat Coastal communities
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2021/8/4
Climate change will shape the future of coastal communities, with flood walls, elevated structures and possibly even floating cities used to combat sea level rise. New research has found that managed ...
Animals' ability to adapt their habitats key to survival amid climate change
climate change animal habitat
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2021/8/4
A research group of scientists from North America, Europe and Africa concluded that animals' ability to respond to climate change likely depends on how well they modify their habitats, such as nests a...
![](http://www.firstlight.cn/upload/imgfile/20217/5/20217573624770.jpg)
中国科学院地球环境研究所黄土高原恢复草地土壤微生物群落与胞外酶限制取得进展(图)
中国科学院 地球环境研究所 黄土高原 草地土壤微生物 胞外酶
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2021/7/5
土壤具有明显的生命特征,土壤微生物分泌的各种胞外酶能够催化土壤有机质的分解,对生态系统碳、氮、磷等养分循环过程起着重要的调控作用。土壤胞外酶化学计量特征(EES)和胞外酶活性比值(EEA)反映了微生物获取养分的有效性和对资源的需求。当前越来越多的证据表明,在生态系统中,由酶催化的土壤有机质转化和降解过程,更多的可能性是由微生物群落驱动的。大多数证据也显示:在经典的酶驱动的地球系统模式中,胞外酶是微...
![](http://www.firstlight.cn/upload/imgfile/20217/5/20217572811971.jpg)
中国科学院地球环境研究所黄土高原恢复草地土壤微生物群落与胞外酶限制取得进展(图)
中国科学院 地球环境研究所 黄土高原 草地土壤微生物群落 胞外酶 限制
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2021/7/5
土壤具有明显的生命特征,土壤微生物分泌的各种胞外酶能够催化土壤有机质的分解,对生态系统碳、氮、磷等养分循环过程起着重要的调控作用。土壤胞外酶化学计量特征(EES)和胞外酶活性比值(EEA)反映了微生物获取养分的有效性和对资源的需求。当前越来越多的证据表明,在生态系统中,由酶催化的土壤有机质转化和降解过程,更多的可能性是由微生物群落驱动的。大多数证据也显示:在经典的酶驱动的地球系统模式中,胞外酶是微...
A new rapid assessment to promote climate-informed conservation and nature-based solutions
Climate change ecological system environmental protection
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2021/8/4
A new article, published as a Perspective in the journal Conservation Science and Practice, introduces a rapid assessment framework that can be used as a guide to make conservation and nature-based so...
Developing countries pay steep economic and health costs because of high car air pollution
car air pollution economic development developing countries GDP
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2021/8/4
Some of the world's most vulnerable cities suffer disproportionate economic losses because of the health consequences of in-car air pollution, finds a new study.
![](http://www.firstlight.cn/upload/imgfile/20217/23/202172316924581.jpg)
中国科学院广州地球化学研究所深地科学卓越创新中心研究表明大气非均相过程中离子强度作用会促进“棕碳”化合物的形成(图)
大气 气溶胶 气候变化 云滴
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2021/7/23
大气中云滴及气溶胶关系密切,它们通过反射阳光(冷却效应)和吸收热量(升温效应)等作用影响地球的表面温度。云滴和气溶胶颗粒含有大量的有机化合物,这些化合物通过化学反应转化,影响其组成和物理化学性质,进而影响空气质量和气候变化。
Baltic herring larvae appear earlier and grow faster due to climate change
climate change cological system herring appear earlier herring grow faster
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2021/8/4
According to a recent research, both developmental stages in Baltic herring larvae, small and large, have shifted their timing to earlier dates.