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1.The study found that the ecological effect of climate change is significant.
研究发现气候变化的生态效应是显著的。
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2. The company's decision to invest in renewable energy has a significant ecological effect on the environment.
公司决定投资可再生能源对环境产生了重大的生态影响。
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3. The researcher proposed that the ecological effect of pollution should be considered in environmental policy.
研究者建议在环境政策中考虑污染的生态效应。