{"id":588,"date":"2016-01-28T17:46:10","date_gmt":"2016-01-28T22:46:10","guid":{"rendered":"http:\/\/www.maproomblog.com\/?p=588"},"modified":"2016-01-28T17:46:10","modified_gmt":"2016-01-28T22:46:10","slug":"mapping-nitrogen-dioxide-pollution","status":"publish","type":"post","link":"https:\/\/www.maproomblog.com\/2016\/01\/mapping-nitrogen-dioxide-pollution\/","title":{"rendered":"Mapping Nitrogen Dioxide Pollution"},"content":{"rendered":"\n

A decade’s worth of data<\/a> from the Ozone Monitoring Instrument<\/a> aboard the Aura<\/a> satellite reveals the change in global nitrogen dioxide (NO2<\/sub>) pollution from 2005 to 2014: down significantly in some areas, due to stricter emissions controls,\u00a0but up sharply in others. More at NASA Earth Observatory<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"

A decade’s worth of data from the Ozone Monitoring Instrument aboard the Aura satellite reveals the change in global nitrogen dioxide (NO2) pollution from 2005 to 2014: down significantly in some areas, due to stricter… More<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"gallery","meta":{"autoblue_enabled":true,"autoblue_custom_message":"","autoblue_shares":[],"autoblue_post_url":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[187],"tags":[214,12,215,162,15],"class_list":["post-588","post","type-post","status-publish","format-gallery","hentry","category-environment","tag-emissions","tag-nasa","tag-no2","tag-pollution","tag-satellite","post_format-post-format-gallery"],"jetpack_featured_media_url":"","jetpack-related-posts":[{"id":1788534,"url":"https:\/\/www.maproomblog.com\/2020\/03\/emissions-drop-due-to-coronavirus-outbreak\/","url_meta":{"origin":588,"position":0},"title":"Emissions Drop Due to Coronavirus Outbreak","author":"Jonathan Crowe","date":"16 March 2020","format":"link","excerpt":"As you may have seen elsewhere, the coronavirus pandemic is having an impact on air pollution, as countries shut down human and economic activity in an attempt to deal with the outbreak. Take nitrogen dioxide. Tropospheric NO2 density decreased significantly over China between January and February, and the same seems\u2026","rel":"","context":"In "Environment"","block_context":{"text":"Environment","link":"https:\/\/www.maproomblog.com\/category\/environment\/"},"img":{"alt_text":"Map of mean tropospheric NO2 density over China, January-February 2020","src":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/03\/nasa-eo-china-no2-covid.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/03\/nasa-eo-china-no2-covid.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/03\/nasa-eo-china-no2-covid.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/03\/nasa-eo-china-no2-covid.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":1788964,"url":"https:\/\/www.maproomblog.com\/2020\/07\/online-map-tracks-nitrogen-dioxide-concentrations\/","url_meta":{"origin":588,"position":1},"title":"Online Map Tracks Nitrogen Dioxide Concentrations","author":"Jonathan Crowe","date":"2 July 2020","format":"link","excerpt":"A new online map tracks tropospheric global nitrogen dioxide concentrations\u2014which we\u2019ve seen drop sharply this year as the pandemic shut down economic activity. \u201cThis online platform uses data from the Copernicus Sentinel-5P satellite and shows the averaged nitrogen dioxide concentrations across the globe\u2014using a 14-day moving average. Concentrations of short-lived\u2026","rel":"","context":"In "Environment"","block_context":{"text":"Environment","link":"https:\/\/www.maproomblog.com\/category\/environment\/"},"img":{"alt_text":"Screenshot","src":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/07\/sentinel-no2-1024x506.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/07\/sentinel-no2-1024x506.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/07\/sentinel-no2-1024x506.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/07\/sentinel-no2-1024x506.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":1788633,"url":"https:\/\/www.maproomblog.com\/2020\/04\/mapping-the-lockdown-related-drop-in-emissions\/","url_meta":{"origin":588,"position":2},"title":"Mapping the Lockdown-Related Drop in Emissions","author":"Jonathan Crowe","date":"6 April 2020","format":"link","excerpt":"The European Space Agency maps the drop in nitrogen dioxide concentrations in the atmosphere in the wake of coronavirus lockdowns in many countries (see above). [GIS Lounge] Meanwhile, CESBIO researcher Simon Gascoin built a map that compares NO2 concentrations over the last 30 days with the same period in 2019.\u2026","rel":"","context":"In "Environment"","block_context":{"text":"Environment","link":"https:\/\/www.maproomblog.com\/category\/environment\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/04\/esa-copernicus-sentinel-5p-no2-france-1024x384.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/04\/esa-copernicus-sentinel-5p-no2-france-1024x384.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/04\/esa-copernicus-sentinel-5p-no2-france-1024x384.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/04\/esa-copernicus-sentinel-5p-no2-france-1024x384.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":1789281,"url":"https:\/\/www.maproomblog.com\/2020\/09\/more-on-the-western-u-s-wildfires\/","url_meta":{"origin":588,"position":3},"title":"More on the Western U.S. Wildfires","author":"Jonathan Crowe","date":"14 September 2020","format":"link","excerpt":"NASA Earth Observatory has had several stories on the western U.S. wildfires, gathered here. This story summarizes the situation; satellite images of the smoke generated by the fires can be seen here, here and here. https:\/\/twitter.com\/tierneyl\/status\/1305146959485898754 Marena Brinkhurst of Mapbox has a comprehensive list of open data sources relating to\u2026","rel":"","context":"In "Disasters"","block_context":{"text":"Disasters","link":"https:\/\/www.maproomblog.com\/category\/disasters\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/09\/nasa-eo-western-fires-20200909-1024x768.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/09\/nasa-eo-western-fires-20200909-1024x768.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/09\/nasa-eo-western-fires-20200909-1024x768.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2020\/09\/nasa-eo-western-fires-20200909-1024x768.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":1786720,"url":"https:\/\/www.maproomblog.com\/2018\/11\/california-wildfire-roundup\/","url_meta":{"origin":588,"position":4},"title":"California Wildfire Roundup","author":"Jonathan Crowe","date":"20 November 2018","format":"link","excerpt":"The San Francisco Chronicle\u2019s 2018 California Fire Tracker is an interactive map of ongoing and contained wildfires\u2014notably, at this moment, the Camp and Woolsey fires. It includes fire perimeter and air quality data. (Note: it's glitchy on desktop Safari.) Two Esri maps: a general wildfire map and a map of\u2026","rel":"","context":"In "Weather and Climate"","block_context":{"text":"Weather and Climate","link":"https:\/\/www.maproomblog.com\/category\/weather-and-climate\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2018\/11\/sf-fire-tracker-1024x521.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2018\/11\/sf-fire-tracker-1024x521.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2018\/11\/sf-fire-tracker-1024x521.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2018\/11\/sf-fire-tracker-1024x521.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":4306,"url":"https:\/\/www.maproomblog.com\/2017\/04\/the-earth-at-night-updated\/","url_meta":{"origin":588,"position":5},"title":"The Earth at Night, Updated","author":"Jonathan Crowe","date":"18 April 2017","format":"link","excerpt":"NASA has released updated global maps of the Earth at night. The so-called \"black marble\" maps show where human activity lights up the darkness. NASA's page highlights some of the differences between the 2016 and 2012 versions of the map with before\/after interactive sliders. John Nelson has tried something different:\u2026","rel":"","context":"In \"light pollution\"","block_context":{"text":"light pollution","link":"https:\/\/www.maproomblog.com\/tag\/light-pollution\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2017\/04\/black-marble-1024x512.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2017\/04\/black-marble-1024x512.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2017\/04\/black-marble-1024x512.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.maproomblog.com\/xq\/wp-content\/uploads\/2017\/04\/black-marble-1024x512.jpg?resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.maproomblog.com\/wp-json\/wp\/v2\/posts\/588","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.maproomblog.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.maproomblog.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.maproomblog.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.maproomblog.com\/wp-json\/wp\/v2\/comments?post=588"}],"version-history":[{"count":6,"href":"https:\/\/www.maproomblog.com\/wp-json\/wp\/v2\/posts\/588\/revisions"}],"predecessor-version":[{"id":598,"href":"https:\/\/www.maproomblog.com\/wp-json\/wp\/v2\/posts\/588\/revisions\/598"}],"wp:attachment":[{"href":"https:\/\/www.maproomblog.com\/wp-json\/wp\/v2\/media?parent=588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.maproomblog.com\/wp-json\/wp\/v2\/categories?post=588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.maproomblog.com\/wp-json\/wp\/v2\/tags?post=588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}