Disinformation Undermines Climate Policy Support

• •Disinformation campaigns can reduce informed voter support for climate policies.
• •Informed voters favor higher carbon taxes than cautious government policies.
• •The study simulated economic impacts over 300 years, showing significant long-term effects.

A recent study by researchers from University College Dublin and ILaVita Foundation reveals that disinformation campaigns can significantly weaken public support for climate policies, particularly carbon taxes. The study's economic model indicates that informed voters tend to favor higher carbon taxes, averaging $25.70 per metric ton, compared to $18.40 when a cautious government sets the tax. However, as disinformation reduces the number of informed voters below 50%, support for these taxes declines sharply. The model simulated the global economy over 300 years, showing that while informed voters can drive stronger climate action, disinformation can quickly erode this advantage, leading to higher peak warming levels. The research highlights the fragile balance between informed public opinion and the impact of misinformation on climate policy effectiveness.