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Article
Unanswered questions on the airborne transmission of COVID-19
Policies and measures to control pandemics are often failing. While biological factors controlling transmission are usually well explored, little is known about the environmental drivers of transmission and in...
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Article
Sandstorms and desertification in Mongolia, an example of future climate events: a review
As global temperatures continue to increase and human activities continue to expand, many countries and regions are witnessing the consequences of global climate change. Mongolia, a nomadic and picturesque lan...
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Article
Impact Factors on Airflow and Pollutant Dispersion in Urban Street Canyons and Comprehensive Simulations: a Review
The air quality management within urban street canyons can be improved by enhancing ventilation for dispersion of pollutants. The purpose of this review is to summarize effects of various impact factors on air...
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Article
Technical measures to achieve a cleaner production mode for recycled paper mills
China’s paper production reached 79.8 × 106 t in 2008 and ranked number one in the world. Because of its high consumption of water, energy and materials and its serious pollution, the present processes are not li...