<div class='ui dimmer modals page' style='display: none;'><div id='helpie-password-modal' class='pauple_helpie ui modal small' style='display: none;'><div class='ui header'><i class='circular lock icon'></i> Password Protected</div><div class='item-content'><br /><label for='password_check'>Enter Password : </label><p><input type='password' id='password_check' name='password_check' class='password' value='' required></p></div><div class='actions'><div class='ui black deny button'>Nope</div><div class='ui positive right labeled icon button'>Yep, that's right!<i class='checkmark icon'></i></div></div><div class='clear'></div></div></div>{"id":4493,"date":"2020-03-17T10:17:18","date_gmt":"2020-03-17T10:17:18","guid":{"rendered":"https:\/\/smartairfilters.com\/learn\/smart-air-knowledge-base\/where-does-hong-kongs-pollution-comes-from\/"},"modified":"2020-07-15T11:06:51","modified_gmt":"2020-07-15T03:06:51","slug":"where-does-hong-kongs-pollution-comes-from","status":"publish","type":"pauple_helpie","link":"https:\/\/smartairfilters.com\/learn\/smart-air-knowledge-base\/where-does-hong-kongs-pollution-comes-from\/","title":{"rendered":"Where Does Hong Kong\u2019s Pollution Comes From?"},"content":{"rendered":"<div class='breadcrumbs pauple_helpie_breadcrumbs'><a class='mainpage-link' href='https:\/\/smartairfilters.com\/learn\/'>Knowledge Base<\/a> <span class='helpiekb_separator'> &nbsp;&nbsp; <i class='fa fa-angle-right' aria-hidden='true'><\/i>&nbsp;&nbsp;<\/span><a class='mainpage-link' href='https:\/\/smartairfilters.com\/learn\/cat\/air-quality-information\/'>Air Quality Information<\/a> <span class='helpiekb_separator'> &nbsp;&nbsp; <i class='fa fa-angle-right' aria-hidden='true'><\/i>&nbsp;&nbsp;<\/span><a class='mainpage-link' href='https:\/\/smartairfilters.com\/learn\/smart-air-knowledge-base\/where-does-hong-kongs-pollution-comes-from\/'>Where Does Hong Kong\u2019s Pollution Comes From?<\/a> <\/div><p>Wind direction and speed marginally affect air pollution in Hong Kong. When wind blows from Mainland China, PM2.5 levels in Hong Kong increases 10 \u2013 20%. However, the main sources of air pollution still come from within the city. Hong Kong should take measures to reduce their own sources of air pollution.<\/p>\n<p>Click here to read the original article: <a href='https:\/\/smartairfilters.com\/en\/blog\/so-you-thought-hong-kongs-pollution-comes-from-mainland-china\/'>https:\/\/smartairfilters.com\/en\/blog\/so-you-thought-hong-kongs-pollution-comes-from-mainland-china\/<\/a><\/p>\n<div class='pauple-helpie-module article-voting'><span class='label'>Was this article useful?<\/span><span data-post-id='4493' data-user-id='0' class='icon-tray'><span  data-vote='thumbs up outline' class=' voting-icon thumbs up outline '><i data-content='thumbs up outline' class='thumbs up outline outline icon' aria-hidden='true'><\/i><count>0<\/count><\/span><span  data-vote='thumbs down outline' class=' voting-icon thumbs down outline '><i data-content='thumbs down outline' class='thumbs down outline outline icon' aria-hidden='true'><\/i><count>0<\/count><\/span><\/span><\/div><div style='clear:both;'><\/div>","protected":false},"excerpt":{"rendered":"<p>Knowledge Base &nbsp;&nbsp; &nbsp;&nbsp;Air Quality Information &nbsp;&nbsp; &nbsp;&nbsp;Where Does Hong Kong\u2019s Pollution Comes From? Wind direction and speed marginally affect air pollution in Hong Kong. When wind blows from Mainland China, PM2.5 levels in Hong Kong increases 10 \u2013 20%. However, the main sources of air pollution still come from &#8230; <a title=\"Where Does Hong Kong\u2019s Pollution Comes From?\" class=\"read-more\" href=\"https:\/\/smartairfilters.com\/learn\/smart-air-knowledge-base\/where-does-hong-kongs-pollution-comes-from\/\" aria-label=\"Read more about Where Does Hong Kong\u2019s Pollution Comes From?\">Read more<\/a><\/p>\n","protected":false},"author":4824,"featured_media":0,"menu_order":0,"comment_status":"closed","ping_status":"open","template":"","format":"standard","meta":{"_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":""},"helpdesk_category":[612],"helpie_tag":[1073,959,397,1074,61,1072,165,406,310],"helpie_add_tag":[],"helpie_up_tag":[],"class_list":["post-4493","pauple_helpie","type-pauple_helpie","status-publish","format-standard","hentry","helpdesk_category-air-quality-information","helpie_tag-affect","helpie_tag-air-pollution","helpie_tag-blow","helpie_tag-come-from","helpie_tag-hong-kong","helpie_tag-mainland","helpie_tag-pm2-5","helpie_tag-where","helpie_tag-wind"],"_links":{"self":[{"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/pauple_helpie\/4493","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/pauple_helpie"}],"about":[{"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/types\/pauple_helpie"}],"author":[{"embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/users\/4824"}],"replies":[{"embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/comments?post=4493"}],"version-history":[{"count":2,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/pauple_helpie\/4493\/revisions"}],"predecessor-version":[{"id":5092,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/pauple_helpie\/4493\/revisions\/5092"}],"wp:attachment":[{"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/media?parent=4493"}],"wp:term":[{"taxonomy":"helpdesk_category","embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/helpdesk_category?post=4493"},{"taxonomy":"helpie_tag","embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/helpie_tag?post=4493"},{"taxonomy":"helpie_add_tag","embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/helpie_add_tag?post=4493"},{"taxonomy":"helpie_up_tag","embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/helpie_up_tag?post=4493"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}