{"id":2192,"date":"2016-06-21T19:41:35","date_gmt":"2016-06-21T18:41:35","guid":{"rendered":"http:\/\/particulart.org.uk\/?page_id=2192"},"modified":"2023-09-20T15:40:22","modified_gmt":"2023-09-20T14:40:22","slug":"air-quality","status":"publish","type":"page","link":"https:\/\/clarebryden.co.uk\/particulart\/issues\/air-quality\/","title":{"rendered":"Air quality"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/clarebryden.co.uk\/particulart\/wp-content\/uploads\/2017\/07\/FreeImages.com-Andy-Greenhouse.jpg\" alt=\"FreeImages.com Andy Greenhouse\" class=\"wp-image-2196\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The <a href=\"http:\/\/www.bbc.co.uk\/news\/business-34324772\" target=\"_blank\" rel=\"noopener noreferrer\">scandal over Volkswagen\u2019s cheating over exhaust emissions testing<\/a> has largely disappeared from the news, but the scandal over exhaust fumes and poor air quality in our cities remains.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Traffic emissions are now the major threat to clean air. Petrol and diesel vehicles emit a wide variety of pollutants: carbon monoxide, nitrogen oxides, particulate matter, and volatile organic compounds. These have an impact on our health, causing and worsening heart and lung diseases.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pollutants are regulated under the <a href=\"https:\/\/www.eea.europa.eu\/themes\/air\/air-pollution-sources-1\/national-emission-ceilings\" target=\"_blank\" rel=\"noopener noreferrer\">National Emission reduction Commitments Directive<\/a> and <a href=\"http:\/\/www.legislation.gov.uk\/uksi\/2002\/3118\/made\" target=\"_blank\" rel=\"noopener noreferrer\">The National Emission Ceilings Regulations 2002<\/a>, which sets limits on concentrations. Eg. NO<sub>2<\/sub> must not exceed 200 \u03bcg\/m<sup>3<\/sup> more than 18 times a year.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Defra maintains a <a href=\"https:\/\/uk-air.defra.gov.uk\/interactive-map\" target=\"_blank\" rel=\"noopener noreferrer\">network of pollutant monitoring stations<\/a>, which measure urban and roadside air quality, and background air quality in rural areas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The <a href=\"https:\/\/uk-air.defra.gov.uk\/networks\/site-info?site_id=OX\" target=\"_blank\" rel=\"noopener noreferrer\">Oxford Centre Roadside station<\/a> in the basement of Oxford town hall measures the concentrations of nitric oxide, nitrogen dioxides and NO<sub>x<\/sub> as NO<sub>2<\/sub> every hour. In 2015, NO<sub>2<\/sub> exceeded 200 \u03bcg\/m<sup>3<\/sup> twice and 150 \u03bcg\/m<sup>3<\/sup> 23 times. In 2016, it has so far exceeded 150 \u03bcg\/m<sup>3<\/sup> once.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/uk-air.defra.gov.uk\/data\/site-data?f_site_id=OX&amp;view=last_hour\" target=\"_blank\" rel=\"noopener noreferrer\">Latest data<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/uk-air.defra.gov.uk\/data\/flat_files?site_id=OX\" target=\"_blank\" rel=\"noopener noreferrer\">Past data for download<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The scandal over Volkswagen\u2019s cheating over exhaust emissions testing has largely disappeared from the news, but the scandal over exhaust fumes and poor air quality in our cities remains. Traffic emissions are now the major threat to clean air. Petrol and diesel vehicles emit a wide variety of pollutants: carbon\u2026 <a class=\"continue-reading-link\" href=\"https:\/\/clarebryden.co.uk\/particulart\/issues\/air-quality\/\">Continue reading<\/a><\/p>\n","protected":false},"author":3,"featured_media":0,"parent":1059,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2192","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/clarebryden.co.uk\/particulart\/wp-json\/wp\/v2\/pages\/2192","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/clarebryden.co.uk\/particulart\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/clarebryden.co.uk\/particulart\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/clarebryden.co.uk\/particulart\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/clarebryden.co.uk\/particulart\/wp-json\/wp\/v2\/comments?post=2192"}],"version-history":[{"count":0,"href":"https:\/\/clarebryden.co.uk\/particulart\/wp-json\/wp\/v2\/pages\/2192\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/clarebryden.co.uk\/particulart\/wp-json\/wp\/v2\/pages\/1059"}],"wp:attachment":[{"href":"https:\/\/clarebryden.co.uk\/particulart\/wp-json\/wp\/v2\/media?parent=2192"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}