| 单词 | maintain the ecosystem |
| 释义 | maintain the ecosystem The state's 90 farms, which raise the reptiles for their skin and meat, are subject to laws to maintain the ecosystem. Times, Sunday Times To be able to maintain that ecosystem frequent burnings of the forest needs to happen. Retrieved from Wikipedia CC BY-SA 3.0 Expansion and encroachment of the rainforest on the surrounding savannas and openings are major difficulties of maintaining the ecosystem. Retrieved from Wikipedia CC BY-SA 3.0 The current management plan for the species seems to focus around maintaining the ecosystem it currently lives in. Retrieved from Wikipedia CC BY-SA 3.0 The well had maintained the ecosystem of the creek since a decline in the number of springs that had fed it. Retrieved from Wikipedia CC BY-SA 3.0 |
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