尽管如此，人们在提到当地动植物协会时仍然会提到生态系统，通常不太注意能源方面。
Nevertheless, one still speaks of the ecosystem when referring to a local association of animals and plants, usually without paying much attention to the energy aspects.
在佐治亚州大自然保护协会工作的生物学家艾里森·麦基表示，五角大楼已经承诺让地方团体在重建自然生态系统方面施展更大的拳脚。
Alison McGee, a biologist with the Nature Conservancy in Georgia, said the Pentagon's commitment allowed local groups to be more ambitious in rebuilding the natural ecosystem.
世界资源协会关注环境问题，诸如气候变化、海岸和海洋生态系统，以及在商业永续途径的经济。
The World Resources Institute focuses on environmental issues such as climate change, costal and Marine ecosystems, and the economics of a sustainable approach to business.
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