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Related Concept Videos

Steel Manufacturing01:26

Steel Manufacturing

390
Steel manufacturing is a multi-stage process that begins by smelting iron ore into cast iron in a blast furnace. This initial stage involves layering iron ore with coke, a type of fuel, and crushed limestone within the furnace. The coke is ignited with a high volume of air, leading to the creation of carbon monoxide, which acts to reduce the iron ore to pure iron.
During this smelting process, limestone plays a crucial role by forming slag. Slag captures impurities within the molten iron, such...
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Bioremediation00:46

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Bioremediation is the use of prokaryotes, fungi, or plants to remove pollutants from the environment. This process has been used to remove harmful toxins in groundwater as a byproduct of agricultural run-off and also to clean up oil spills.
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  1. Home
  3. Research Domains
  5. Engineering
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  9. Air Pollution Modelling And Control
  11. Spillover Effects Of Structure-adjustment Pollution Reduction Measures In China's Iron And Steel Industry.
  1. Home
  3. Research Domains
  5. Engineering
  7. Environmental Engineering
  9. Air Pollution Modelling And Control
  11. Spillover Effects Of Structure-adjustment Pollution Reduction Measures In China's Iron And Steel Industry.

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Spillover effects of structure-adjustment pollution reduction measures in China's iron and steel industry.

Yang Bai1, Yumeng Huang1, Mingdong Jiang1

  • 1College of Environmental Sciences and Engineering, Peking University, Beijing, 100871, China.

Journal of Environmental Management
|August 20, 2024

View abstract on PubMed

Summary
This summary is machine-generated.

Reducing iron and steel production time in China decreases pollution and industrial output. These structural changes impact other regions, with less developed areas potentially seeing increased pollution-intensive industries.

Keywords:
Atmospheric governance policiesIron and steel industrySpillover effectsStructure-adjustment pollution reduction measures

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Area of Science:

  • Environmental Science
  • Economics
  • Industrial Ecology

Background:

  • The iron and steel industry (ISI) is a major source of sulfur dioxide and particulate matter pollution in China.
  • Regional environmental regulations and ISI emission reduction strategies often neglect spillover effects and the enterprise perspective.

Purpose of the Study:

  • To evaluate the emission reduction effects of structure-adjustment measures, specifically production limitations in ISI.
  • To analyze the impact of these measures on industrial structures and interprovincial trade.

Main Methods:

  • A bottom-up modeling approach incorporating effective production time to represent enterprise behavior.
  • A quantitative trade model based on trade theory was established.
  • Modeling of three types of production restriction policies for ISI in the Beijing-Tianjin-Hebei area.
The air pollution transmission channel in the Beijing-Tianjin-Hebei

Main Results:

  • Reducing ISI effective production time decreases domestic production value and total factor productivity in pollution-intensive industries, leading to lower emissions in implementation regions.
  • Interprovincial trade and input-output linkages cause structural changes across provinces, with less developed regions potentially increasing their share of pollution-intensive industries.
  • Estimated pollution reduction is lower than top-down approaches due to analyzing a single policy tool; dynamic changes in comparative advantages and partial offsetting of emission declines by production increases were observed.

Conclusions:

  • Structure-adjustment measures, like reduced production time, can decrease pollution but have complex economic and industrial structural implications.
  • The study highlights the advantages and limitations of such measures, emphasizing the need to consider regional differences and trade effects.
  • Findings contribute to understanding the nuanced role of structural adjustments in pollution control strategies for the iron and steel sector.