Solar radiation reaching Earth's surface does not change directly in response to changes in Earth's temperature. The amount of solar radiation that reaches Earth is primarily determined by factors such as the distance between the Earth and the Sun, the tilt of Earth's axis, and the Earth's atmospheric conditions.
The total solar radiation that Earth receives is known as solar irradiance, and it is relatively stable over long time scales. The Sun's output of energy, which determines solar irradiance, varies on much longer timescales due to natural solar cycles, but these variations are small and have minimal impact on Earth's climate in the short term.
Earth's temperature, on the other hand, is influenced by a variety of factors, including the greenhouse effect, atmospheric composition, cloud cover, and oceanic circulation patterns. These factors can cause changes in the distribution and retention of heat on Earth, leading to changes in surface temperatures.
While changes in Earth's temperature do not directly affect solar radiation, they can have indirect effects on the Earth's radiation balance and climate system. For example, changes in temperature can alter atmospheric moisture content, cloud formation, and atmospheric circulation patterns. These changes can, in turn, affect the amount of solar radiation that is absorbed, reflected, or re-emitted by the Earth's atmosphere, and subsequently influence the energy balance and climate of the planet.
It's worth noting that long-term changes in Earth's temperature, such as global warming caused by human activities, can have complex feedback mechanisms that may influence climate patterns and weather systems, which in turn can impact solar radiation distribution. However, these indirect effects are more related to the complex interactions within the Earth's climate system, rather than a direct causal relationship between Earth's temperature and solar radiation.