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In South Korea, the value of the country's hiking industry has quadrupled since 2008, rising from $90m then to $360m last year.

People have a newfound desire to commune with nature, and mountaineering has become a very popular sport.

But for some, its success carries with it risks of damaging the alpine spirit, as nature campaigners say trails across the country are being eroded by the increased traffic.

Harry Fawcett reports from Seoul.

Source: Al Jazeera