a 1000 scientific studies on a world map it's easy to see where research expeditions have already taken place. the latest results from the worldwide scientific community are regularly fed into the database the aim is to make the global issue of pollution more accessible and easily understood including to nonscientists. and people like to have picked these maps. graphs. the global change database at the university of maryland also uses a map to show the state of the world's forests since 2013 users have been able to call up info based on satellite images they can see the effects of forest fires illegal logging and reforestation over long periods. the global forest watch