{"id":4619,"date":"2017-09-06T12:29:21","date_gmt":"2017-09-06T04:29:21","guid":{"rendered":"https:\/\/smartairfilters.com\/?p=4619"},"modified":"2020-07-20T13:36:50","modified_gmt":"2020-07-20T05:36:50","slug":"san-franciscos-air-pollution","status":"publish","type":"post","link":"https:\/\/smartairfilters.com\/en\/blog\/san-franciscos-air-pollution\/","title":{"rendered":"San Francisco&#8217;s Air Pollution"},"content":{"rendered":"<p>A friend of mine just sent me <a href=\"http:\/\/www.sfchronicle.com\/bayarea\/article\/Map-shows-which-SF-neighborhoods-are-hit-hardest-12172473.php#photo-14023807\">this map of air pollution<\/a> in San Francisco from the <em>San Francisco Chronicle<\/em>.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-4620\" src=\"\/wordpress\/wp-content\/uploads\/2017\/09\/Screen-Shot-2017-09-06-at-11.43.16-AM.png\" alt=\"\" width=\"838\" height=\"864\" srcset=\"https:\/\/smartairfilters.com\/wordpress\/wp-content\/uploads\/2017\/09\/Screen-Shot-2017-09-06-at-11.43.16-AM.png 838w, https:\/\/smartairfilters.com\/wordpress\/wp-content\/uploads\/2017\/09\/Screen-Shot-2017-09-06-at-11.43.16-AM-291x300.png 291w, https:\/\/smartairfilters.com\/wordpress\/wp-content\/uploads\/2017\/09\/Screen-Shot-2017-09-06-at-11.43.16-AM-768x792.png 768w\" sizes=\"(max-width: 838px) 100vw, 838px\" \/><\/p>\n<p>Using the latest PM2.5 data, I created a map for China using the same scale:<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-4621\" src=\"\/wordpress\/wp-content\/uploads\/2017\/09\/Where-air-pollution-is-the-worst.png\" alt=\"\" width=\"2450\" height=\"1687\" srcset=\"https:\/\/smartairfilters.com\/wordpress\/wp-content\/uploads\/2017\/09\/Where-air-pollution-is-the-worst.png 2450w, https:\/\/smartairfilters.com\/wordpress\/wp-content\/uploads\/2017\/09\/Where-air-pollution-is-the-worst-300x207.png 300w, https:\/\/smartairfilters.com\/wordpress\/wp-content\/uploads\/2017\/09\/Where-air-pollution-is-the-worst-768x529.png 768w, https:\/\/smartairfilters.com\/wordpress\/wp-content\/uploads\/2017\/09\/Where-air-pollution-is-the-worst-1024x705.png 1024w\" sizes=\"(max-width: 2450px) 100vw, 2450px\" \/><\/p>\n<p>Based on that scale, China&#8217;s\u00a0<strong>best\u00a0<\/strong>city (<a href=\"https:\/\/www.quora.com\/Is-there-a-city-in-China-with-no-air-pollution\">which is Haikou<\/a>, according to the <a href=\"http:\/\/www.who.int\/phe\/health_topics\/outdoorair\/databases\/cities\/en\/\">World Health Organization database<\/a>) would still be double the red limit here.<\/p>\n<p>But I shouldn&#8217;t mock people for being worried about pollution. America&#8217;s PM2.5 levels are way lower than China&#8217;s, but studies in the US have still found <a href=\"https:\/\/www.sciencedaily.com\/releases\/2001\/06\/010612065427.htm\">those lower levels are harming our health<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>A friend of mine just sent me this map of air pollution in San Francisco from the San Francisco Chronicle. Using the latest PM2.5 data, I created a map for China using the same scale: Based on that scale, China&#8217;s\u00a0best\u00a0city (which is Haikou, according to the World Health Organization database) &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"San Francisco&#8217;s Air Pollution\" class=\"read-more button\" href=\"https:\/\/smartairfilters.com\/en\/blog\/san-franciscos-air-pollution\/#more-4619\" aria-label=\"Read more about San Francisco&#8217;s Air Pollution\">Read more<\/a><\/p>\n","protected":false},"author":1035,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"categories":[17],"tags":[225,74,239],"class_list":["post-4619","post","type-post","status-publish","format-standard","hentry","category-air-pollution","tag-health","tag-pm2-5","tag-san-francisco"],"acf":[],"_links":{"self":[{"href":"https:\/\/smartairfilters.com\/en\/wp-json\/wp\/v2\/posts\/4619","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/smartairfilters.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/smartairfilters.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/smartairfilters.com\/en\/wp-json\/wp\/v2\/users\/1035"}],"replies":[{"embeddable":true,"href":"https:\/\/smartairfilters.com\/en\/wp-json\/wp\/v2\/comments?post=4619"}],"version-history":[{"count":1,"href":"https:\/\/smartairfilters.com\/en\/wp-json\/wp\/v2\/posts\/4619\/revisions"}],"predecessor-version":[{"id":4622,"href":"https:\/\/smartairfilters.com\/en\/wp-json\/wp\/v2\/posts\/4619\/revisions\/4622"}],"wp:attachment":[{"href":"https:\/\/smartairfilters.com\/en\/wp-json\/wp\/v2\/media?parent=4619"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/smartairfilters.com\/en\/wp-json\/wp\/v2\/categories?post=4619"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/smartairfilters.com\/en\/wp-json\/wp\/v2\/tags?post=4619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}