Category Archives: Dry Desert

Why is it cooler in the mountains?

Probably  you have noticed that it is usually much cooler in the mountains than in nearby lowland places. This is because the higher  up you go, the less air there is above you.  The air becomes colder because it cannot absorb as much heat as it is able to hold at sea level. Perhaps the …

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What is a greenhouse?

A greenhouse is a glass building to which flowers and other plants can be grown all year – even when the ground is white with snow. No matter what the weather is like outside, it’s always just right for the plants inside a greenhouse.  The glass roof and walls let in just the right amount …

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