This dataset contains 2021 data reported by cities on environmental impact and sustainability in the following sectors: buildings, energy, transport, waste, food and water.

To view the cities 2021 questionnaire guidance, including all questions asked to cities in 2021, visit https://www.cdp.net/en/guidance/guidance-for-cities.

This data is collected through the CDP-ICLEI Unified Reporting System. When using this data, please cite both organisations using the following wording: ‘This data was collected in partnership by CDP and ICLEI - Local Governments for Sustainability’.

Please note that this dataset may contain data from cities or, in some instances, groups of cities at different administrative levels. This includes metropolitan areas, combined authorities, and some regional councils.

When using the inventory data for aggregation, comparison and trend analysis, please note that the inventory data is based on non-verified self-reported city inputs. The reported inventory may not include all emission sources within the city boundary.

This dataset contains data on total city-wide emissions as reported by cities in 2021. To view all responses by cities to questions on emissions in 2021, including breakdowns by sector and scope, go to https://data.cdp.net/Governance/2021-Cities-Emissions-and-Mitigation/aic4-a5fb. The questions covered are 4.6a to 4.6b.

Access cities questionnaire guidance at https://www.cdp.net/en/guidance/guidance-for-cities.

Please contact cities@cdp.net if you have any questions.

When using the inventory data for aggregation, comparison and trend analysis, please note that the inventory data is based on non-verified self-reported city inputs. The reported inventory may not include all emission sources within the city boundary.

This data is collected through the CDP-ICLEI Unified Reporting System. When using this data, please cite both organisations using the following wording: ‘This data was collected in partnership by CDP and ICLEI - Local Governments for Sustainability’.

This dataset contains all public data on cities' adaptation actions reported by cities through the CDP-ICLEI Unified Reporting System in 2021. View cities questionnaire guidance https://www.cdp.net/en/guidance/guidance-for-cities.

This data is collected through the CDP-ICLEI Unified Reporting System. When using this data, please cite both organisations using the following wording: ‘This data was collected in partnership by CDP and ICLEI - Local Governments for Sustainability’.

This data is collected through the CDP-ICLEI Unified Reporting System. When using this data, please cite both organisations using the following wording: ‘This data was collected in partnership by CDP and ICLEI - Local Governments for Sustainability’.

This dataset contains a subset of the related full cities dataset, covering GHG emissions inventory and mitigation action questions for publicly disclosing cities in 2021. The platform is still open and the dataset is updated daily to reflect new submissions.

To view the cities 2021 questionnaire guidance, including all questions asked to cities in 2021, visit https://www.cdp.net/en/guidance/guidance-for-cities.

For any questions, including guidance on how to reference this data in your own work, please contact cities@cdp.net.

Please note that this dataset may contain data from cities or, in some instances, groups of cities at different administrative levels. This includes metropolitan areas, combined authorities, and some regional councils.

When using the inventory data for aggregation, comparison and trend analysis, please note that the inventory data is based on non-verified self-reported city inputs. The reported inventory may not include all emission sources within the city boundary.

The dataset contains 2021 data on cities' adaptation plans, reported by cities through the CDP-ICLEI Unified Reporting System in response to question 3.2a ("Please provide more information on your plan that addresses climate change adaptation and/or resilience and attach the document.") in the 2021 Cities questionnaire. View cities questionnaire guidance at https://www.cdp.net/en/guidance/guidance-for-cities. Please contact cities@cdp.net if you have any questions.

This data is collected through the CDP-ICLEI Unified Reporting System. When using this data, please cite both organisations using the following wording: ‘This data was collected in partnership by CDP and ICLEI - Local Governments for Sustainability’.

For further guidance on how to reference this data for use in external publications, please refer to the Open Data Portal Terms of Use available on the homepage.

This dataset contains 2021 data on cities' water resources management strategies. The data was reported by cities through the CDP-ICLEI Unified Reporting System in 2021 in response to question 14.4a - "Please provide more information on your city’s public Water Resource Management strategy" - in the 2021 CDP Cities questionnaire. View cities questionnaire guidance at https://www.cdp.net/en/guidance/guidance-for-cities. Please contact cities@cdp.net if you have any questions.

This data is collected through the CDP-ICLEI Unified Reporting System. When using this data, please cite both organisations using the following wording: ‘This data was collected in partnership by CDP and ICLEI - Local Governments for Sustainability’.

For further guidance on how to reference this data for use in external publications, please refer to the Open Data Portal Terms of Use available on the homepage.

This dataset contains data on sustainability projects seeking financing in states and regions in 2021. The data is based on responses to the 2021 CDP States and Regions questionnaire.

For guidance on how to reference this data for use in external publications, please refer to the Terms of Use on the Open Data Portal homepage.

For any questions, please contacts statesandregions@cdp.net.

The dataset contains 2021 data on cities' water security risks, reported by cities through the CDP-ICLEI Unified Reporting System in response to question 14.2a ("Please identify the risks to your city’s water security as well as the timescale and level of risk.") in the 2021 Cities questionnaire. View cities questionnaire guidance at https://www.cdp.net/en/guidance/guidance-for-cities. Please contact cities@cdp.net if you have any questions.

This data is collected through the CDP-ICLEI Unified Reporting System. When using this data, please cite both organisations using the following wording: ‘This data was collected in partnership by CDP and ICLEI - Local Governments for Sustainability’.

For further guidance on how to reference this data for use in external publications, please refer to the Open Data Portal Terms of Use available on the homepage.

This dataset contains the complete data for 2021 on cities that reported emissions inventories using the Global Protocol for Community Greenhouse Gas Emissions Inventories (GPC). The data in the dataset is based on responses to question 4.6b in the 2021 Cities questionnaire, as reported by cities and local authorities through the CDP-ICLEI Unified Reporting System.

This dataset contains the complete data for 2021 on cities that reported emissions inventories using either the IPCC or UNEP and World Bank methodology. The data in the dataset is based on responses to question 4.6d in the 2021 Cities questionnaire, as reported by cities and local authorities through the CDP-ICLEI Unified Reporting System.