搜索结果: 1-15 共查到“理学 anthropogenic”相关记录75条 . 查询时间(0.109 秒)
Researchers Create Means to Monitor Anthropogenic Global Warming in Real Time
Researchers Monitor Anthropogenic Global Warming Real Time
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2016/8/1
A research team including a Scripps Institution of Oceanography at the University of California San Diego climate scientist simulated in a computer model, for the first time, the realistic evolution o...
Long-Term Impacts of Anthropogenic Forcing on the Black Sea Ecosystem
Anthropogenic Forcing Black Sea Ecosystem
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2015/7/27
The Black Sea, a nearly enclosed and isolated environment, has suffered from severe ecological changes during the last three decades. It has been converted from an oligotrophic (less than 100 grams of...
Anthropogenic Lead Emissions in the Ocean:The Evolving Global Experiment
Anthropogenic Lead Emissions Ocean Evolving Global Experiment
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2015/7/17
We review the current distribution of lead and lead isotopes in the ocean with regard to the evolving pattern of human emissions during the past decades and centuries.
A Time-Series View of Changing Ocean Chemistry Due to Ocean Uptake of Anthropogenic CO2 and Ocean Acidification
Time-Series View Changing Ocean Chemistry Due Ocean Uptake Anthropogenic CO2 Ocean Acidification
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2015/7/17
Sustained observations provide critically needed data and understanding not only about ocean warming and water cycle reorganization (e.g., salinity changes), ocean eutrophication, and ocean deoxygenat...
A new method to diagnose the contribution of anthropogenic activities to temperature: temperature tagging
diagnose the contribution anthropogenic activities temperature temperature tagging
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2014/12/16
This study presents a new methodology, called temperature tagging. It keeps track of the contributions of individual processes to temperature within a climate model simulation. As a first step and as ...
Effcts of Anthropogenic Stage Fluctuations on Surface Water/Ground Water Interactions Along the Deerfild River, Massachusett
Anthropogenic Stage Fluctuations Surface Water/Groundwater Interactions Deerfield River Massachusetts
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2014/10/22
Understanding the connection of surface waters to ground-water systems is important when evaluating potential water resources. In the past surface waters and ground-water have been viewed as two diffe...
Holocene Climate and Environmental Changes: Disentangling Natural and Anthropogenic Signals in the Sedimentary Record of Lake Lilandsvatnet (NW Norway),
Holocene Climate and Environmental Changes Disentangling Natural Anthropogenic Signals Sedimentary Record of Lake Lilandsvatnet
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2014/10/21
This thesis presents a multi-proxy paleoenvironmental reconstruction from the sedimentary archives of Lilandsvatnet, a small arctic lake on Vestvågøy, in the Lofoten Islands, Norway. Lofoten...
Anthropogenic Aerosols and the Weakening of the South Asian Summer Monsoon
Anthropogenic Aerosols the Weakening South Asian Summer Monsoon
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2014/5/20
Observations show that South Asia underwent a widespread summertime drying during the second half of the 20th century, but it is unclear whether this trend was due to natural variations or human activ...
Earlier onset of the Indian monsoon in the late twentieth century: The role of anthropogenic aerosols
Indian monsoon late twentieth century anthropogenic aerosols
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2014/5/20
The impact of the late twentieth century increase of anthropogenic aerosols on the Indian monsoon onset was investigated with a state-of-the-art climate model with fully interactive aerosols and chemi...
Chemical characteristics and δ34S–SO4 2– of acid rain: Anthropogenic sulfate deposition and its impacts on CO2 consumption in the rural karst area of southwest China
karst rainwater chemical composition carbonate weathering southwest China
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2017/4/11
We analyzed rainwater collected from Huanjiang, China, between June, 2007 and May, 2008, with the aim of understanding
the origin of the acid rain and its potential impacts on CO2 uptake by carbonate...
Geochemistry of Water and Suspended Particulate in the Lower Yangtze River: Implications for Geographic and Anthropogenic Effects
Suspended Particulate Major Element Trace Element
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2013/3/7
The lower Yangtze River undergoes intense anthropogenic activities and various natural progress compared to the upper-middle reaches. We explore the aqueous geochemistry of ions and elements of suspen...
Rapid Lab-Scale Microwave-Assisted Extraction and Analysis of Anthropogenic Organic Chemicals in River Sediments
Microwave Assisted Extraction Para-Cresol Phenanthrene
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2013/3/7
An Ethos EZ Microwave Lab Station is employed in the development of a robust and efficient microwave extraction method for organic contaminants of anthropogenic origin in river sediments. The extracti...
Anthropogenic imprints on nitrogen and oxygen isotopic composition of precipitation nitrate in a nitrogen-polluted city in southern China
nitrogen oxygen isotopic precipitation nitrate a nitrogen-polluted city southern China
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2011/2/25
Nitric acid (HNO3) or nitrate (NO3−) is the dominant sink for reactive nitrogen oxides (NOx = NO + NO2) in the atmosphere. In many Chinese cities, HNO3 is becoming a significant contributor to a...
Anthropogenic sulfur dioxide emissions: 1850–2005
Sulfur aerosols anthropogenic global regional sulfur dioxide
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2011/2/25
Sulfur aerosols impact human health, ecosystems, agriculture, and global and regional climate. A new annual estimate of anthropogenic global and regional sulfur dioxide emissions has been constructed ...
Primary anthropogenic aerosol emission trends for China, 1990–2005
anthropogenic primary aerosol China a dynamic methodology
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2011/2/25
An inventory of anthropogenic primary aerosol emissions in China was developed for 1990–2005 using a technology-based approach. Taking into account changes in the technology penetration within industr...