Air quality improvement during triple-lockdown in the coastal city of Kannur, Kerala to combat Covid-19 transmission.

ABSTRACT: The novel SARS-CoV-2 coronavirus that emerged in the city of Wuhan, China, last year has since become the COVID-19 pandemic across all continents. To restrict the spread of the virus pandemic, the Government of India imposed a lockdown from 25 March 2020. In India, Kannur district was identified as the first "hotspot" of virus transmission and a "triple-lockdown" was implemented for a span of twenty days from 20 April 2020. This article highlights the variations of surface O₃, NO, NO₂, CO, SO_2, NH₃, VOC's, PM₁₀, PM_2.5 and meteorological parameters at the time of pre-lockdown, lockdown and triple-lockdown days at Kannur town in south India using ground-based analyzers. From pre-lockdown days to triple-lockdown days, surface O

SUBMITTER: Resmi CT 

PROVIDER: S-EPMC7397983 | biostudies-literature | 2020

REPOSITORIES: biostudies-literature