The tool is based on a study involving nearly 250 researchers that attracted more than 59,000 participants from 63 countries, including Algeria, China, Denmark, Germany, Israel, Japan, New Zealand, Peru and the United States.

"We tested the effectiveness of different messages to address climate change and created a tool that both policymakers and practitioners can deploy to support climate policy or encourage action," says Madalina Vlasceanu, assistant professor at New York University. of psychology and the main author of the article. (New York University, more at phys.org)