Student World Atlas (Maailma atlas)
OrganJzanon s (WHO) a nnua l m ean g u rd e lmes for dlr
quality ronm ental problem s, includi n g
20 "
Sources Global Dlstrrbutlo n of 0 6gmal and Remaining Forests, polluti on , d eforestation, over fish
UNEP·WCMC, 2002
10 · World Sorl Resources Map Ind ex, USDAJNRCS, 2002 ing , and war er sho rt ages. Wirh
World Developme nTIndicato rs, World Bank. 1999
0"
rapid po pulation growrh , pr es
su res o n land and war er resources