In the past, been fully exploited due to many factors, the lake Bodensee was once at risk of serious destruction. Approximately 1,000 metric tons of fish are exploited every year in the lake area, the appearance of many plants, mining enterprises heavily polluting plants also seemed to destroy the existence of the lake. However, the local people and administration departments have helped stop this action and enhance protection revive the ecosystem of the lake is extremely rich Bodensee.
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