Each system is unique, yet each interacts with the others.
Answer:
It changes the angle.
Explanation:
Seasonality affects the angle of the sun above the horizon by making it higher in the summer and lower in the winter.
The tilt of the Earth is responsible for the seasons and for the angle at which the solar rays make contact with any given point on the globe during a certain season.
In summer, the Sun is closer to the overhead position, while in winter the Sun is lower on the horizon.
Trees serve as a natural force to prevent erosion and hold soil together during rainfall and other periods of weather that might impact the integrity of the soil. However, trees were cut down to build a new shopping center there could be an increased flow of water to a river and also lead to great soil erosion nearby thus increasing the amount of sediment being deposited into the river. Also this new shopping mall could increase the pollutants in a river as well.
Mountains and rain forest