China is one of the countries with the richest biological species in the world, and higher plants and wildlife species account for about 10% of the world. However, environmental pollution and ecological destruction have led to the destruction of the living environment of animals and plants, the number of species has decreased sharply, and some species have become extinct. According to statistics, about 200 species of higher plants have become extinct in the past 50 years, with an average of 4 species per year, and about 400 species of wild animals are endangered or threatened.
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Environmental degradation leads to extinction or endangerment of animals and plants