Environmental Science
If we uncover half of the forest, covering of the earth, what crisis will be produced at most and at first?

Rest half forests will maintain this imbalance
Some species will be extincted
Population and ecological imbalance will rise up
Energy crisis will occur

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Environmental Science
Which of the following statements is not correct?

A change in the air temperature can change the relative humidity.
The relative humidity is a measure of the air's actual water vapor content.
During the winter, low relative humidity can irritate the mucus membranes in the nose and throat.
The length of human hair changes as the relative humidity changes.

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