





The numerous civil and military satellites orbiting around us...
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The first European meteorological satellite was launched in...
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Radar (acronym for radio detection and ranging) monitoring techniques are used to...
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In order to have a three-dimensional view of the atmosphere it is necessary to record observations at the higher altitudes, and not only at ground level...
As we have already seen, in the thermosphere the temperature increases as the distance from the Sun increases. At around 120 Km of height the temperature is 0°C...
When we feel an oppressive heat, our first thought goes to the mercury column of the thermometer. We associate the idea of heat with the idea of high temperatures. In reality our body feels hot also because of the humidity...
Earth
Soil composition
The soil consists of a mixture of solid particles, water and air...
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Earth
Soil structure
When the soil is not removed, the so-called mature soil develops...
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