地理漫步·世界地理英语30篇（3）
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The Carpathians: Forest Continuity Across Political and Altitudinal Boundaries
喀尔巴阡山脉：跨越政区与海拔的森林连续性
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Stretching across seven countries, the Carpathian Mountains form Europe’s largest contiguous forested mountain range.
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Unlike the Alps, they lack major trans-alpine transport corridors, allowing old-growth beech and fir forests to persist at scale.
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Altitudinal zonation creates distinct bioclimatic belts—from lowland oak-hornbeam to subalpine spruce and alpine meadows.
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Cross-border protected areas like the East Carpathian Biosphere Reserve maintain ecological connectivity despite national borders.
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Logging pressure varies sharply across jurisdictions, revealing how governance shapes landscape-scale forest structure.
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Karst topography produces complex subsurface drainage, sustaining springs that feed rivers flowing into three different seas.
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Brown bear and wolf populations use forest corridors to move between isolated high-elevation habitats.
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Climate models project upward shifts in treeline, compressing alpine zones and increasing edge effects with farmland.
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Traditional pastoral practices such as seasonal sheep grazing have maintained open meadow patches for centuries.
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Remote sensing shows forest cover increased by 12% since 1990, partly due to rural depopulation and land abandonment.