Humanities and their Technologies
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Questão de Humanities and their Technologies #019e354a

Enunciado da Questão
Humanities and their Technologies
#geografia física
#climatologia
#desmatamento
#amazônia
#humanas
Médio

TEXT I

MAGNO, C. Scholars explain the reason for so much rain in Belém. Available at: www.diarioonline.com.br. Accessed on: November 6, 2021.
FREITAS, A. Deforestation in the Amazon in September was the highest for the period in 10 years. Available at: www.cnnbrasil.com.br. Accessed on: November 6, 2021.

For the Amazon region, the relationship between the information in the texts indicates a reduction in (a)

A

Trade wind circulation.

B

warming of local soils.

C

average ocean temperature.

D

surface reflectivity index.

E

intensity of convective rainfall.

Correta

Explicação Oficial / Explicações da Comunidade

Analysis of the Relationship Between the Texts

The correct answer is option A. E) intensity of convective rainfall.


1. The Direct Relationship: Deforestation and the Water Cycle

To understand the relationship between the information, it is necessary to connect the process described in Text I with the action described in Text II.

  • Text I (The Process): It describes the fundamental role of the forest in the hydrological cycle. Trees act as "water pumps," releasing enormous volumes of vapor into the atmosphere through evapotranspiration. This moisture is the raw material for cloud formation and, consequently, for rainfall. In the Amazon region, this process is crucial for the formation of... convective rainsThese are intense and frequent rainfalls, typical of tropical climates, formed by the heating and rising of humid air.

  • Text II (The Action): It describes the large-scale deforestation in the Amazon. The "devastation" of thousands of square kilometers of forest means the mass removal of these natural "water pumps".

2. The Logical Consequence

The relationship between the two texts points to a direct and inevitable consequence:

If trees are primarily responsible for providing moisture to the atmosphere (Text I), and these trees are being removed in large numbers (Text II), then there will be a reduction the amount of moisture available in the atmosphere. With less moisture, cloud formation is impaired, leading to a reduction in the intensity and frequency of convective rainfall in the region.

3. Evaluation of Other Alternatives

  • A) Trade wind circulation: Trade winds are large-scale atmospheric circulation patterns. Although deforestation can influence regional wind patterns, the most direct and immediate impact described in the texts is on the water cycle, not on global wind circulation. * B) Warming of local soils: Deforestation does indeed cause soil warming (due to increased sunlight), but Text I discusses the role of trees in releasing water to the atmosphere, not in the regulation of the temperature of soil. * C) Average ocean temperature: This is a consequence on a much larger and more indirect scale. The direct relationship described is regional (within the Amazon itself). * D) Surface reflectivity index: Deforestation alters the reflectivity of the surface (albedo), but the focus of Text I is water, not solar radiation.

4. Conclusion

The relationship between the information in the texts indicates that the removal of vegetation cover (deforestation) in the Amazon directly impacts the mechanism of rainfall formation, resulting in a reduction in the intensity of convective rainfall in the region.