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Support or opposition to giving the Environmental Protection Agency power to regulate carbon dioxide emissions, asked in the CES in 2018, 2020, 2022, and 2024 with a support/oppose scale; the 2022 item carries a different lead-in about climate change.
AI-matched An AI model grouped these questions and mapped their answers onto shared categories, and a second AI review checked and corrected the grouping and mapping. No person has checked it: compare the question wordings and the answer mapping below before reading the lines against each other.
Latest: 62% answered “Support” in CES: EPA power to regulate carbon dioxide emissions, 2024.
Shares of people whose answer maps onto these categories (non-answers and answers outside the scale are left out), because surveys differ in whether they offer “don’t know.” Each point is one survey wave at the middle of its field period. Lines from different surveys are never spliced together.
| Line | Question | Match | How answers map |
|---|---|---|---|
| CES: EPA power to regulate carbon dioxide emissions | EPA power to regulate carbon dioxide emissions Do you support or oppose each of the following proposals? [Give the Environmental Protection Agency power to regulate Carbon Dioxide emissions] Caveat: Wording truncated to 'Carbon' in the item label; same support/oppose scale | identical | Support → Support; Oppose → Oppose |
| CES: Give the EPA power to regulate carbon dioxide emissions | Give the EPA power to regulate carbon dioxide emissions Do you support or oppose each of the following proposals? [Give the Environmental Protection Agency power to regulate Carbon Dioxide emissions] Caveat: Item label truncated to 'Carbon'; same scale | identical | Support → Support; Oppose → Oppose |
| CES: EPA power to regulate carbon dioxide emissions | EPA power to regulate carbon dioxide emissions From what you know about global climate change or global warming, which one of the following statements comes closest to your opinion? [Give the Environmental Protection Agency power to regulate carbon dioxide emissions] Caveat: Different lead-in about global climate change may prime respondents; question stem mismatches the support/oppose options | similar | Support → Support; Oppose → Oppose |
| CES: EPA power to regulate carbon dioxide emissions | EPA power to regulate carbon dioxide emissions Do you support or oppose each of the following proposals? [Give the Environmental Protection Agency power to regulate carbon dioxide emissions] Caveat: Same item and scale; full wording given | identical | Support → Support; Oppose → Oppose |