The upper atmosphere layer is known as

A considerable part of the harmful ultraviolet radiation of the sun does not reach the surface of earth. This is because in the upper atmosphere, there is a layer of

A considerable part of the harmful ultraviolet radiation of the sun does not reach the surface of earth. This is because in the upper atmosphere, there is a layer of

A considerable part of the harmful ultraviolet radiation of the sun does not reach the surface of earth. This is because in the upper atmosphere, there is a layer of

How is ozone formed in the upper atmosphere? Why is the damage of ozone layer a cause of concern to us ? State a cause of this damage.

The type of electromagnetic wave propagation which is effected as a result of reflection in the upper ionosphere of atmosphere is known as:

The depletion of ozone layer in the upper atmosphere is mainly due to the emission of :