{"schema":"canada-in-data.prepared-answer.v2","generatedOn":"2026-09-05","revision":"c9882d908d7b8a0374fe7c7c93106506b8d47520df5814c21d767e74984d45cb","site":{"name":"Canada in Data","url":"https://www.canadaindata.ca","description":"Independent, citation-ready explanations built from official Statistics Canada data.","dataUpdatesUrl":"https://www.canadaindata.ca/updates","evidenceChangelogUrl":"https://www.canadaindata.ca/data-changelog.json"},"source":{"name":"Statistics Canada","licenceUrl":"https://www.statcan.gc.ca/en/terms-conditions/open-licence","observationStatusCodes":[{"code":0,"label":"none"},{"code":1,"label":"preliminary"},{"code":3,"label":"revised"}]},"interpretationPolicy":{"exactPreparedAnswersOnly":true,"causalClaims":false,"note":"Each index entry contains exact source observations and links to the matching human, Markdown, compact JSON, comparison, and official-table resources. Compact per-answer JSON also carries the revision-bound deterministic conclusion and calculation method."},"answer":{"id":"statcan-38100097-households-trend:ON","snapshotGeneratedOn":"2026-09-05","evidenceRevision":"c9882d908d7b8a0374fe7c7c93106506b8d47520df5814c21d767e74984d45cb","questionId":"statcan-38100097-households-trend","question":"How did greenhouse gas emissions from households (physical flow account) change in Ontario?","subjectCode":"38","place":{"code":"ON","name":"Ontario"},"selection":{"facets":[{"label":"Accounting basis","value":"Statistics Canada physical-flow account"},{"label":"Emissions coverage","value":"Households"},{"label":"Emissions unit","value":"Kilotonnes of CO₂ equivalent"},{"label":"Gases covered","value":"Carbon dioxide, methane and nitrous oxide"}],"members":[{"dimension":"Sector","name":"Total, households"}]},"context":{"facets":[{"label":"Accounting basis","value":"Statistics Canada physical-flow account"},{"label":"Emissions coverage","value":"Households"},{"label":"Emissions unit","value":"Kilotonnes of CO₂ equivalent"},{"label":"Gases covered","value":"Carbon dioxide, methane and nitrous oxide"}],"note":"This is the physical-flow account, not the ECCC National Inventory Report or a consumption footprint. Methane and nitrous oxide use global warming potentials of 28 and 265. 2009–2022 data were revised in December 2025. Totals may differ from component sums due to rounding."},"unit":"Kilotonnes","scalar":"units","frequency":"Annual","periodStart":"2009-01-01","periodEnd":"2023-01-01","observationCount":15,"observations":[{"period":"2009-01-01","value":48385,"decimals":0,"status":null,"symbolCode":0},{"period":"2010-01-01","value":48669,"decimals":0,"status":null,"symbolCode":0},{"period":"2011-01-01","value":50557,"decimals":0,"status":null,"symbolCode":0},{"period":"2012-01-01","value":46230,"decimals":0,"status":null,"symbolCode":0},{"period":"2013-01-01","value":50759,"decimals":0,"status":null,"symbolCode":0},{"period":"2014-01-01","value":49660,"decimals":0,"status":null,"symbolCode":0},{"period":"2015-01-01","value":49568,"decimals":0,"status":null,"symbolCode":0},{"period":"2016-01-01","value":47532,"decimals":0,"status":null,"symbolCode":0},{"period":"2017-01-01","value":48433,"decimals":0,"status":null,"symbolCode":0},{"period":"2018-01-01","value":50131,"decimals":0,"status":null,"symbolCode":0},{"period":"2019-01-01","value":51352,"decimals":0,"status":null,"symbolCode":0},{"period":"2020-01-01","value":41140,"decimals":0,"status":null,"symbolCode":0},{"period":"2021-01-01","value":40907,"decimals":0,"status":null,"symbolCode":0},{"period":"2022-01-01","value":43068,"decimals":0,"status":null,"symbolCode":0},{"period":"2023-01-01","value":42208,"decimals":0,"status":null,"symbolCode":0}],"datasetId":"38100097","vectorId":1013974039,"sourceTitle":"Physical flow account for greenhouse gas emissions","sourceUpdatedOn":"2025-12-11","sourceAcknowledgement":"Adapted from Statistics Canada, Physical flow account for greenhouse gas emissions, 2025-12-11. This does not constitute an endorsement by Statistics Canada of this product.","sourceUrl":"https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=3810009701","canonicalUrl":"https://www.canadaindata.ca/?place=on&analysis=statcan-38100097-households-trend&subject=38","markdownUrl":"https://www.canadaindata.ca/answers/statcan-38100097-households-trend/on.md","jsonUrl":"https://www.canadaindata.ca/answers/statcan-38100097-households-trend/on.json","comparisonUrl":"https://www.canadaindata.ca/comparisons/statcan-38100097-households-trend"},"analysis":{"conclusion":{"direction":"down","headline":"Greenhouse gas emissions from households (physical flow account) decreased in Ontario.","summary":"Greenhouse gas emissions from households (physical flow account) fell from 48,385 Kilotonnes to 42,208 Kilotonnes between 2009 and 2023—a decrease of 6,177 Kilotonnes, or 12.8%. It reached an observed low of 40,907 Kilotonnes in 2021 before ending at 42,208 Kilotonnes in 2023."},"metrics":[{"id":"start","label":"Start · 2009","value":"48,385 Kilotonnes"},{"id":"end","label":"Latest · 2023","value":"42,208 Kilotonnes"},{"id":"change","label":"Overall change","value":"-6,177 Kilotonnes","detail":"12.8% decrease","direction":"down"}],"calculationMethod":"The headline compares the first and last observations shown. Absolute change is the last source value minus the first; relative change is (last ÷ first − 1) × 100. Intermediate observations remain visible in the chart and exact values. This is descriptive and does not identify causes.","revision":"3e9c8cb33e5db35e8867edab0c671efacadfb17f68a4fd556a5b7a7329ac23a1"}}