Fig. 4

Percentage of residents who have noticed a steady decrease in edible macrofungi abundance (a research area within the borders of Poland; b historical borders of the Mazovia region and the percentage of respondents that have indicated a steady decrease of macrofungal abundance during lifelong observations; c percentage of respondents who reported drought as the main cause of fungal abundance decrease; d percentage of respondents who reported habitat overgrowth as the main cause of fungal abundance decrease; e percentage of respondents who reported forest management as the main cause of fungal abundance decrease; d percentage of respondents who reported anthropopressure as the main cause of fungal abundance decrease)