Does personal climate change mitigation behavior influence collective behavior? Experimental evidence of no spillover in the United States

Both lifestyle and structural changes are needed to reduce carbon emissions limit the impacts of climate change. In a series three studies, we examine whether undertaking behaviors at personal level affects (i.e., spills over onto) people's willingness engage in collective level. Study 1, find that none measured negatively associated with behavior intentions (willingness join campaign convince elected officials take action change), but some positively intentions. 2, increasing salience past does not spill behavioral 3, spillover increase support for tax on companies. We also increases environmental identity perception one is already taking enough Overall, results suggest there no effects mitigation Messages directly encourage may be more effective promoting these than messages emphasize behaviors.