GEO-6 Regional Assessment for Latin America and the Caribbean


Table 2.4.5: Evidence of land degradation, selected countries. Country


Erosion 250 000 km2 Argentina affected by water


erosion, increasing at 2 500 km2 per year. 600000 km2


of erosion Bolivia Brazil Chile Colombia Costa Rica Cuba Dominica Ecuador


El Salvador Grenada


Guatemala Honduras Mexico 94


50% of country with erosion 75% of country with erosion


Approximately 50% of the country


12% of country with water erosion Deforestation exacerbates degradation


Recognized as a problem but not quantified


9% of the country affected by wind erosion and 12% of the country affected by water erosion


Recognized as a problem but not quantified


18% of the country affected by chemical degradation and 6% of Mexico affected by physical degradation


Recognized as a problem but not quantified


Water erosion affecting 43% of territory


49% of national territory 80% Andean region


Reduction in deforestation and forest fires.


Overused lands represent 19.8% of the country


71% of agricultural land has low organic matter content


Almost 14% of the total land area is vulnerable to some land degradation


15% of territory affected by desertification


Desertification affects 14% of its territory (1.5million hectares)


Estimated land area affected by erosion ranges from 35 to 41% of the country


Approximately 450943 km2 (41%


of the country) is experiencing desertification.


Approximately 1338076 km2 (15.72% of the country) are susceptible to desertification


Approximately 473000 km2 Soil degradation continues to rise. 17% of national territory (62.6%


of the country is affected by desertification


suffering moderate to


severe erosion. Increasing at 6500 km2


per year, with varying degrees Salinization in areas that flood


81.5% of the arid and semi-arid surfaces shows some degree of degradation


Degradation


Desertification


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