Aún no tenemos significados para "planetary ecology".
1Human beings were the stewards of the planetary ecology of Gaea.
2And that destroyed a unique planetary ecology.
3As Frank Lethbridge and Ainsley Jedrusinski kept reminding her, every creature-evenhexapumas-hadtheir part to play in the complex planetary ecology.
4The rampant pollution which had altered the planetary ecology for the worse, creating an era where ships flew between the stars to found new colonies.
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