Results 31 to 40 of about 7,353,065 (358)

Drivers of improved PM2.5 air quality in China from 2013 to 2017

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2019
Significance The high frequency of haze pollution in China has attracted broad attention and triggered, in 2013, the promulgation of the toughest-ever clean air policy in the country.
Qiang Zhang   +34 more
semanticscholar   +1 more source

Modeling systemic autoimmune rheumatic disease in rats under the adverse weather conditions.

open access: yesMedičnì Perspektivi, 2017
Changes in the lungs, heart and kidneys are found in all animals with experimental systemic autoimmune rheumatic disease and respectively in 47%, 47% and 40% of cases of intact rats in a hostile environment with xenobiotics air pollution (ammonia ...
Ye. D. Yegudina   +4 more
doaj   +1 more source

Association between short-term exposure to air pollution and COVID-19 infection: Evidence from China

open access: yesScience of the Total Environment, 2020
The novel coronavirus pneumonia, namely COVID-19, has become a global public health problem. Previous studies have found that air pollution is a risk factor for respiratory infection by carrying microorganisms and affecting body's immunity.
Yongjian Zhu   +3 more
semanticscholar   +1 more source

Simple one-pot synthesis of thioureas from amine, carbon disulfide and oxidants in water [PDF]

open access: yesJournal of the Serbian Chemical Society, 2016
The present study reports the new facile methodology for synthesis of symmetrical and asymmetrical thioureas by an one-pot reaction of amine, carbon disulfide and oxidants: hydrogen peroxide, ethylenediamine tetraacetic acid (EDTA)/sodium ...
Milosavljević Milutin M.   +6 more
doaj   +1 more source

Trends in China's anthropogenic emissions since 2010 as the consequence of clean air actions

open access: yesAtmospheric Chemistry and Physics, 2018
. To tackle the problem of severe air pollution, China has implemented active clean air policies in recent years. As a consequence, the emissions of major air pollutants have decreased and the air quality has substantially improved.
Bo Zheng   +15 more
semanticscholar   +1 more source

Ambient Particulate Air Pollution and Daily Mortality in 652 Cities

open access: yesNew England Journal of Medicine, 2019
BACKGROUND The systematic evaluation of the results of time-series studies of air pollution is challenged by differences in model specification and publication bias.
Cong Liu   +48 more
semanticscholar   +1 more source

Depleted uranium in the air during the cleanup operation at Cape Arza [PDF]

open access: yesJournal of the Serbian Chemical Society, 2004
Cape Arza was contaminated with depleted uranium (DU) in the air strikes of NATO aeroplanes on May 30, 1999. The cleanup and decontamination of the site started in 2001. Here the results of air monitoring performed during the cleanup operations in Spring
Radenković Mirjana B.   +3 more
doaj   +1 more source

Effect of lockdown amid COVID-19 pandemic on air quality of the megacity Delhi, India

open access: yesScience of the Total Environment, 2020
Amid the COVID-19 pandemic, a nationwide lockdown is imposed in India initially for three weeks from 24th March to 14th April 2020 and extended up to 3rd May 2020.
Susanta Mahato, Swades Pal, K. Ghosh
semanticscholar   +1 more source

Research into natural factors of the Trans‐Baikal region   influencing air quality of a city located in an intra‐continental  intermountain basin: the example of the Tugnui basin

open access: yesЮг России: экология, развитие, 2019
Aim. The study of the degree of influence of natural factors in the Trans‐Baikal region on the quality of the air of the city of Petrovsk‐Zabaykalsky, which lies in an  intermountain basin.   Material and Methods.
A. P. Shcherbatyuk
doaj   +1 more source

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