Because of this loop, which is promoted by warmer temperatures in winter and spring, well, it looks like the tundra may be turning into shrub land.
由于冬春两季气温的上升加剧了这样的循环,因此,苔原可能正在向灌木林地转变。
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Also, if you go away from your house for awhile in the spring to fall, then you should fill up the tank before you leave. It will slowly evaporate through the loop seal.