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An improvedm-dimensional cer model for assessment of the synthetical pollution status of environment
      
This model can be employed to assess various types of synthetical pollution status of the environment, when the contents of some pollutants in the environment are beyond the limits of the standard of GB or WHO/FAO.
      
Operator-splitting galerkin methods for one kind of oin reaction model for the pollution in groundwater
      
Pollution, government expenditure, taxes and stochastic growth
      
This paper studies a stochastic endogenous growth model with pollution.
      
The optimal tax policy is analyzed, and the optimal pollution is derived.
      
The solid-state chemical method has the advantages of low cost, low pollution, and high yield, therefore it appears to be a promising method in the industrial manufacture of nanometer MgO.
      
The volume valve piezoelectric pump has received increasing attention from many areas because of its different characteristics such as the absence of chemical pollution and electromagnetic pollution.
      
Because of the overexploitation, urbanization, environment pollution, plant diseases, and insect pests, the wild populations and individuals of C.
      
Pollution of agricultural land by heavy metals has imposed an increasingly serious risk to environmental and human health in recent years.
      
Therefore, new and effective methods to decrease the risk of heavy metal pollution in crops and to clean the contaminated soils are urgently needed.
      
"Source" and "sink" are common concepts used in air pollution research, by which the movement direction and pattern of different pollutants in air can be clearly identified.
      
(5) The sourcesink principle can be applied to non-point source pollution control, biologic diversity protection, urban heat island effect mitigation, etc.
      
At the same time, precipitation is the focus of study in meteorology and climatology, ecological environmental assessment, non-point source pollution and so on.
      
Geochemistry characteristics and evaluation of the pollution extent of arsenic in wastewater irrigated soil in the North of Tian
      
In this century, China started facing five major challenges in the energy field: energy supply, shortage of liquid fuel, environmental pollution, green house gas (GHG) emission, and energy supply in rural areas.
      
Using a test rig with a capacity of 640 MJ/h with an absolute milling system and flue gas online analysis system, characteristics such as burnout, slag, and pollution of some blended coals were investigated.
      
The development of pollution control technology in coal combustion in China
      
The recent development of coal combustion pollution control technologies in China, including desulphurization, denitrification, particulate matters and heavy metals emission control technologies, have been reviewed.
      
The key points of future research and development in coal combustion pollution control, e.g., combined emission control and CO2 emission control technologies, have also been discussed.
      
 

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