Variation in the Heat Budget of Earth

  • The Earth still maintains a balance between terrestrial radiation and insolation, although this is not the case at any latitude.
  • In the tropical zone, the heat budget and insolation are greater than the terrestrial radiation. It is therefore an area with an abundance of heat.
  • In the arctic zone, heat gain is smaller than heat loss. It is therefore a region experiencing a heat shortage.
  • This imbalance is partially mitigated by winds and ocean currents, which transfer heat from hot spots to areas with excess heat.
  • The term “latitudinal heat balance” refers to this process of latitudinal heat redistribution and balancing.

Heat Budget of Earth

Heat Budget of Earth: Heat is a form of energy, received by the earth from the sun. Heat Budget deals with the amount of heat energy received from the sun and its utilization in the atmosphere and the surface of the earth. This explains why the earth neither warms up nor cools down despite the huge transfer of heat that takes place.

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Table of Content

  • Heat Budget of Earth Diagram
  • What is Heat Budget of Earth?
  • Heat Budget of Earth – explained with an example
  • Components of Heat Budget
  • Importance of Heat Budget of Earth
  • Effects of Heat Budget of Earth
  • Variation in the Heat Budget of Earth
  • How is the Heat Budget of Earth Analyzed and Calculated?

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Heat Budget of Earth Diagram

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What is Heat Budget of Earth?

The Earth’s heat budget refers to the balance between incoming and outgoing energy, similar to a financial budget but dealing with energy instead of money. It’s a crucial aspect of understanding our planet’s climate and its potential changes....

Heat Budget of Earth – explained with an example

It is believed that a heat balance exists between the amount of solar radiation received by the earth’s surface and its atmosphere and the amount of heat lost by the outgoing terrestrial longwave radiation from the earth’s surface and the loss of heat from the atmosphere. The state of balance is known as the heat budget of the earth....

Components of Heat Budget

The components of heat budget are as follows:...

Importance of Heat Budget of Earth

One of the main things that keeps the Earth habitable is its thermal balance, which is achieved via the planet’s heat budget....

Effects of Heat Budget of Earth

The balance between thermal radiation emitted by the Earth and solar radiation arriving from space is known as the Earth’s heat budget, and it has a significant impact on the climate system. Variations in this energy balance have the potential to impact both local and global climates. The following are the main ways that the Earth’s heat budget affects the climate system:...

Variation in the Heat Budget of Earth

The Earth still maintains a balance between terrestrial radiation and insolation, although this is not the case at any latitude....

How is the Heat Budget of Earth Analyzed and Calculated?

Suppose that the top of the atmosphere receives 100% of the insolation. Only a small portion of the energy that enters the atmosphere is absorbed, scattered, and reflected, returning the remaining energy to the Earth’s surface.Before the radiation even reaches the surface of the Earth, about 35 units are reflected into space. The Earth’s albedo is the total of these, of which 27 are reflected from cloud tops and 2 from regions covered in snow and ice....

Conclusion

The ultimate source of heat is the sun. The primary cause of all climatic characteristics is the differential heat received from the sun, which is distributed unevenly throughout the world. Thus, knowledge of the Earth’s heat budget and seasonal temperature distribution is essential to comprehending other aspects of the climate, such as precipitation, wind, pressure, and so forth....

Heat Budget of Earth – FAQs

What is the Earth’s energy budget?...

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