即使在那些看似有必要建设新工程的地区，我们也必须找到以较少的资源满足需求的方法，同时尊重生态准则，并使预算费用更少。
Even in regions where new projects seem warranted, we must find ways to meet demands with fewer resources, respecting ecological criteria and to a smaller budget.
迪乌夫博士建议向生活在脆弱生态系统中的农民支付环境服务和碳保存及碳吸存费用。
Payments for environmental services and for carbon conservation and sequestration could be made to farmers living in fragile ecosystems, Dr Diouf suggested.
BP公司将支付墨西哥湾海水的清理费用，但清洁水质并不等同于恢复生态系统功能。
BP will pay to clean the water in the Gulf of Mexico, but cleaning the water and restoring ecosystem function is not the same thing.
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