Related Experiment Video
Updated: Oct 7, 2025
14:55
Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street
Published on: January 20, 2023
3.6K
Haze management: is urban public transportation priority effective?
Ziyu Zhai1, Xiaoling Fu2, Ming Yi3
1School of Economics and Management, China University of Geosciences, Wuhan, Hubei, China. zzyu@cug.edu.cn.
Environmental Science and Pollution Research International
|January 11, 2022
Summary
Promoting urban public transportation significantly reduces haze pollution in China. However, its effectiveness varies, being more pronounced in lightly polluted cities than heavily polluted ones.
Area of Science:
- Environmental Science
- Urban Planning
- Transportation Studies
Background:
- Public transportation is widely regarded as an environmentally friendly travel option.
- Concerns exist regarding its actual effectiveness in mitigating haze pollution and associated environmental externalities like traffic congestion.
Purpose of the Study:
- To analyze and quantify the impact of public transportation development on haze pollution in Chinese cities.
- To examine the heterogeneity of this impact across cities with varying pollution levels, considering the cumulative effects of haze.
Main Methods:
- A dynamic panel model was constructed and applied.
- Empirical analysis utilized data from 284 cities across China.
Main Results:
- Urban public transportation development was found to significantly alleviate haze pollution.
- The positive impact of public transportation on haze reduction is not uniform; it is more evident in lightly polluted cities compared to heavily polluted ones.
Conclusions:
- Continued promotion of urban public transportation priority strategies is recommended for effective haze pollution reduction in China.
- Differentiated traffic development strategies are necessary to manage urban traffic burdens effectively.
Related Concept Videos
01:41Social Traps
24.0K
Social traps are negative situations where people get caught in a direction or relationship that later proves to be unpleasant, with no easy way to back out of or avoid. The concept was orignally introduced by John Platt who applied psychology to Garrett Hardin's "Tragedy of the Commons", where in New England herd owners could let their cattle graze in the common ground. This situation seems like a good idea, but an individual could have an advantage. If they owned...
24.0K
01:16Treatment for Pulmonary Arterial Hypertension: Oxygen Therapy for Respiratory Failure
340
Oxygen therapy has emerged as a significant tool in enhancing the quality of life for patients suffering from pulmonary arterial hypertension (PAH). While this therapy has principally been studied on patients with significant hypoxemia, this therapeutic approach helps prevent potential organ damage and can be administered in the comfort of one's home.
Oxygen therapy is vital in increasing and maintaining blood oxygen levels in PAH patients. As a result, it aids in reducing fatigue,...
Oxygen therapy is vital in increasing and maintaining blood oxygen levels in PAH patients. As a result, it aids in reducing fatigue,...
340
02:12Short-distance Transport of Resources
16.6K
Short-distance transport refers to transport that occurs over a distance of just 2-3 cells, crossing the plasma membrane in the process. Small uncharged molecules, such as oxygen, carbon dioxide, and water, can diffuse across the plasma membrane on their own. In contrast, ions and larger molecules require the assistance of transport proteins due to their charge or size. Transport across membranes also occurs within individual cells, playing a variety of essential roles for the plant as a whole.
16.6K
01:29Chronic Obstructive Pulmonary Disease-V: Management
2.7K
Managing Chronic Obstructive Pulmonary Disease (COPD) involves a multifaceted approach to reduce symptoms, prevent exacerbations, improve overall health status, and slow disease progression. Key strategies include lifestyle modifications, pharmacotherapy, supportive therapies, and, in some cases, surgery. Here is an overview of the primary COPD management strategies:
Smoking Cessation
Smoking Cessation
2.7K
01:26COPD: Management Using Bronchodilators and Corticosteroids
455
Chronic obstructive pulmonary isease (COPD) involves a group of progressive lung disorders characterized by persistent airflow limitation and chronic respiratory symptoms. Asthma-COPD Overlap Syndrome (ACOS), encompassing features of both asthma and Chronic obstructive pulmonary disease (COPD), is a group of progressive lung disorders that includes chronic bronchitis, emphysema, and refractory (non-reversible) asthma. ACOS leads to complex clinical presentations that combine the inflammatory...
455
01:29Applications of GIS: Disaster Management and Emergency Response
196
Geographic Information System (GIS) technology is essential for risk identification, action prioritization, and resource optimization in critical situations like flooding and earthquakes. By integrating spatial and demographic data, GIS provides a comprehensive framework for emergency response.GIS integrates data layers, like rainfall intensity, topography, elevation profiles, and river levels, to model high-risk flood zones. These layers assess areas susceptible to flooding based on their...
196