This dataset contains all responses to the 2021 CDP States and Regions questionnaire. All data included in the dataset is self reported by states and regions. The reporting platform remains open and the dataset is updated daily to reflect new submissions. Access more information on states and regions reporting to CDP, including questionnaire guidance, at https://www.cdp.net/en/cities/states-and-regions. For any questions, including guidance on how to reference the data in your own work, please contact statesandregions@cdp.net.