Tag Archives: Using

[ad_1] (MENAFN – IANS) New York, November 18 (IANS) Using computer models, NASA researchers found that since February, the pandemic restrictions of Covid-19 have reduced global concentrations of nitrogen dioxide (NO2) by nearly 20%. Nitrogen dioxide is an air pollutant produced mainly by the combustion of fossil fuels used by …

[ad_1] How many people have died from influenza and COVID-19 pandemics If we analyze the data on the number of deaths from pandemics over the past 100 years, calculating how many people died on average per month with each of them, the most deadly will be the Spanish flu, the …