科学家称，环保人士对灭绝物种的数量估计过高。
Conservationists are overestimating the number of species that have been driven to extinction, scientists have said.
市场中普遍见到的野猪是一个数量正在衰减的物种，绒毛猴也一样濒临灭绝。
The peccary that was most commonly traded is a species in decline and the woolly monkey is threatened with extinction.
过去，大气中的二氧化碳的增加和提高的温度实际驱动产生了更多新植物物种，其数量远远大于灭绝的物种数量。
In the past, rising atmospheric carbon dioxide and higher temperatures actually drove the evolution of far greater Numbers of new rainforest plant species than were wiped out.
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