{"id":48,"date":"2021-03-28T18:29:42","date_gmt":"2021-03-29T01:29:42","guid":{"rendered":"https:\/\/aqalerts.ca\/?page_id=48"},"modified":"2021-03-28T18:29:42","modified_gmt":"2021-03-29T01:29:42","slug":"air-pollution-measurements","status":"publish","type":"page","link":"https:\/\/aqalerts.ca\/?page_id=48","title":{"rendered":"air pollution measurements"},"content":{"rendered":"<p><a href=\"https:\/\/en.wikipedia.org\/wiki\/Air_pollution\">Air pollution<\/a> is of different kinds; some gases, some particles. It comes in different forms and concentrations at different times and each person&#8217;s response can be different. We use <a href=\"https:\/\/www2.purpleair.com\/\">Purple Air<\/a> monitors to measure particles. The instruments are small and don&#8217;t cost much and give reasonably well known results. Although more precise results can be had by spending more money, we find that these do 98% of the job for 1% of the cost. Pretty good.<\/p>\n<p>In many places where we have installed these they are the only source of measurements of local conditions and so provide the best information available.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Air pollution is of different kinds; some gases, some particles. It comes in different forms and concentrations at different times and each person&#8217;s response can be different. We use Purple Air monitors to measure particles. The instruments are small and don&#8217;t cost much and give reasonably well known results. Although more precise results can be&hellip; <a class=\"more-link\" href=\"https:\/\/aqalerts.ca\/?page_id=48\">Continue reading <span class=\"screen-reader-text\">air pollution measurements<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-48","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"https:\/\/aqalerts.ca\/index.php?rest_route=\/wp\/v2\/pages\/48","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aqalerts.ca\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aqalerts.ca\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aqalerts.ca\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/aqalerts.ca\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=48"}],"version-history":[{"count":1,"href":"https:\/\/aqalerts.ca\/index.php?rest_route=\/wp\/v2\/pages\/48\/revisions"}],"predecessor-version":[{"id":49,"href":"https:\/\/aqalerts.ca\/index.php?rest_route=\/wp\/v2\/pages\/48\/revisions\/49"}],"wp:attachment":[{"href":"https:\/\/aqalerts.ca\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=48"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}