In one verse of the Qur'an, the "fecundating" characteristic of the winds, and the formation of rain as a result are mentioned.
"And We send the fecundating winds,
then cause water to descend from the sky, therewith providing you with water
in abundance." (The Qur'an, 15:22)
In this verse,
it is pointed out that the first stage in the formation of rain is wind.
Until the beginning of the 20th century, the only relationship between the
wind and the rain that was known, was that the wind drove the clouds.
However, modern meteorological findings have demonstrated the
"fecundating" role of the wind in the formation of rain.
This
fecundating function of the wind works in the following way:
On the surface
of oceans and seas, countless air bubbles form because of the water's foaming
action. The moment these bubbles burst, thousands of tiny particles, with a
diameter of just one hundredth of a millimeter, are thrown up into the air.
These particles, known as "aerosols", mix with dust carried from
the land by the wind, and are carried to the upper layers of the atmosphere.
These particles carried to higher altitudes by winds come into contact with
water vapour up there. Water vapour condenses around these particles and
turns into water droplets. These water droplets first come together and form
clouds, and then fall to the Earth in the form of rain.
As seen, winds
"fecundate" the water vapour floating in the air with the particles
they carry from the sea, and eventually help the formation of rain clouds.
If winds did
not possess this property, water droplets in the upper atmosphere would never
form, and there would be no such thing as rain.
The most
important point here is that this critical role of the wind in the formation
of rain was stated centuries ago in a verse of the Qur'an, at a time when
people knew very little about natural phenomena…
The picture above shows the stages in the formation of a wave. Waves
are formed by the wind blowing above the surface of the water. With the wind,
water particles start to move in a circular motion. This movement soon forms
waves, one after the other, and bubbles formed by the waves spread in the
air. This is the first stage in the formation of rain. This process is
declared in the verse as "We send the fecundating winds and then cause
water to descend from the sky."
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