What is hidden behind thermal inversion?

* The author is part of the community of readers of La Vanguardia.

Oliver Thansan
Oliver Thansan
14 November 2023 Tuesday 21:51
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What is hidden behind thermal inversion?

* The author is part of the community of readers of La Vanguardia

This morning from the Bellmunt padronet, in Sant Pere de Torelló, you could see a lot of smoke mixed with fog. But, this series of photographs in La Vanguardia's Readers' Photos also illustrate the phenomenon of thermal inversion.

Due to this phenomenon of thermal inversion we can observe that the smoke cannot rise higher than the fog and there comes a point when the column of smoke is deflected downwards.

Fog is common in the Plana de Vic. Not in vain is Osona the area with the most days a year with this atmospheric phenomenon (at least a hundred).

In this case we can see that the smoke is trapped in the fog and cannot rise. The thermal inversion and the anticyclone worsen air quality, with haze mixing with smoke and pollution.

In some areas of Osona, the fog or Pubilla de Vic is also known as "baixa joke", because the sea of ​​low fog covers the entire landscape.

From the Bellmunt sanctuary you can also see, if the fog does not prevent it, a series of mountain ranges, such as, to the north, the massif of Rasos de Peguera, the Sierra del Cadí and the peaks of Pedraforca and Puigmal.