Question

Why is the sky sometimes red???

Answer 1

The sky appears red because small particles of dust, pollution, or other aerosols also scatter blue light, leaving more purely red and yellow light to go through the atmosphere.

Step-by-step explanation:

Also, different seasons affect the way the sky looks at certain times too such as the sky being mostly clear in the summer and spring, more gray in the winter, and more red and dusty in the fall.

Answer 2

The sky appears red because small particles of dust, pollution, or other aerosols also scatter blue light, leaving more purely red and yellow light to go through the atmosphere.