30 Nov 2009, Adverts with heads of state placed all over Copenhagen International Airport by the global coalition, tcktcktck.org and Greenpeace calling on world leaders to secure a fair, ambitious and binding deal at the Copenhagen Climate Summit. This ad depicts President of Portugal, Luiz Inácio Lula da Silva.. © Greenpeace/Christian Åslund

The psychology behind climate change denial

Climate change is a serious threat to humans, animals, and the earth’s ecosystems. Nevertheless, effective climate action has been delayed, partly because some still deny that there is a problem. In a new thesis in psychology, Kirsti Jylhä at Uppsala University has studied the psychology behind climate change denial. The results show that individuals who accept hierarchical power structures tend …