14 2 5 3 Alpine Nature 2030 Creating ecological connectivity for generations to come 181 Map 15 Population density and ecological connectivity Source ALPARC work on barriers and connectivity potentials United Nations Economic Commission for Europe Census of Motor Traffic 2005 Eurostat EFGS for the population grid information Permanent Secretariat of the Alpine Convention for the Alpine Convention perimeter Euro Geographics EuroGlobalMap opendata original product is freely available for rivers lakes built up areas and localities European Environmental Agency SRTM for the digital elevation model EuroGeographics for the administrative boundaries Note unique line width for Italian motorways Design Dominik Cremer Schulte ALPARC Alpine Network of Protected Areas Population density inhab km2 Barriers for connectivity Motorway traf c Line width traf c volume 5 50 50 150 150 400 400 1 000 1 000 Major city Major river Water bodies Alpine Convention perimeter National border High barrier Low barrier Built up area

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