Denmark yagonjetsa onse pankhani ya kukhala olemera kwambirinjingaDziko lochezeka padziko lonse lapansi. Malinga ndi Copenhagennize Index ya 2019 yomwe yatchulidwa kale, yomwe imayika mizinda kutengera mawonekedwe a misewu yawo, chikhalidwe chawo, komanso zomwe akufuna kwa okwera njinga, Copenhagen yokha ili pamwamba pa zonse ndi 90.4%.

Popeza mwina ndi mzinda wabwino kwambiri wokwera njinga, osati m'dziko lake lokha, komanso padziko lonse lapansi, Copenhagen idapambana Amsterdam (Netherlands) mu 2015 ndipo yangowonjezera mwayi wokwera njinga kuyambira pamenepo. Komabe, pofika mu 2019, kusiyana pakati pa mizinda iwiriyi kwakhala kochepa ndi 0.9%. Pamene Copenhagen Index yotsatira itulutsidwa chaka chino, pali mwayi wonse woti tiwone Netherlands ikubwerera pamalo apamwamba monga dziko lokonda kwambiri njinga.