Likewise, the giant sequoia redwoods of coastal California rely on periodic fires to thin out the competition and clear the ground and canopy ready for new growth.
同样，加利福尼亚沿岸的红杉林也依靠周期性的火灾来减少物种间的竞争，并为植物的新生清理地面和树荫。
Giant kelp (Macrosystis pyrifera) is found along the Pacific coast of North America and is sometimes referred to as the "sequoia of the sea."
这种大浮藻（学名为Macrosystis pyrifera）也见于北美洲的太平洋沿岸，常被叫做“海中红杉”。
The charcoal history of fire in the giant sequoia groves extends back more than 8,000 years.
木炭记录的巨杉林火灾历史可以再向前追溯8000多年。
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