Snow levels in the Sierra Nevada mountains are below normal for the third year in a row.

内华达山脉的雪线已是连续第三年低于正常高度了。

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You're like close to the top of the mountains but the plane levels off and then starts that slow climb back upwards.

之前飞机和前面的山峰近在咫尺，但现在飞机稳定下来并开始，慢慢爬升回去了。

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Park ranger David Noble found the trees in the Blue Mountains, west of Sydney, where the average rainfall in the mountains in 1, 050mm and 850mm at lower levels.

BBC: Inverewe's Jurassic tree grove endures wet summer