一个现实而紧迫的问题是，许多植物物种还没有被编目，因此它们在生态系统中的位置是未知的。
A real and pressing issue is that many plant species have not yet been cataloged, and so their place in the ecosystem is unknown.
植物平衡了生态系统、保护了流域、减缓了侵蚀、缓和了气候，为许多动物物种提供了庇护所。
Plant life balances ecosystems, protects watersheds, mitigates erosion, moderates climate and provides shelter for many animal species.
许多热带稀树草原和干森林植物物种被称为火生植物，这意味着它们以各种方式形成适应性，以抵御偶尔的燃烧。
Many savanna and dry-forest plant species are called pyrophytes, meaning they are adapted in various ways to withstand occasional burning.
应用推荐