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2.5. channels (pm2_5_atm as opposed to pm2_5_cf_1 which is recommended for indoor use) from both PMS5003 sensors within a given PurpleAir monitor against the ambient back ground concentration (the mean of the active nephelometers) using an Ordinary Least Squares regression (OLS) to determine sensor specic correction factors.
surements of PM2.5 and black carbon in the atmosphere in each village. Total 28 villages were studied. PM2.5 is the finest type of particulate mat ter, while black carbon is a larg er toxin. Both
Across the world, from the Taj Mahal to the Eiffel Tower, people will turn their eyes to the sky, hoping to see the blood moon, which appears orange, brown or crimson as sunlight is bent through the earths atmosphere. The fullest eclipse, at 2022 GMT, will be visible from Europe, Russia, Africa, the Middle East, much of Asia and Australia.
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The Nicaraguan government guarantees universal free health care for its citizens. However, limitations of current delivery models and unequal distribution of resources and medical personnel contribute to the persistent lack of quality care in more remote areas of Nicaragua, especially amongst rural communities in the Central and Atlantic region.
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