Question

what are the causes of the formation of layer by harmful gases of atmosphere

Answer 1

Explanation:

The main source of these layers is the Sun's ultraviolet light which ionizes atoms and molecules in the Earth's upper atmosphere. During this process, electrons are knocked free from molecules or particles in the atmosphere.

Answer 2

Answer:

green house effect a warming of Earths surface and troposphere ( the lowest

layer of the atmosphere ) caused by the presence of water vapour ,carbon dioxide , methane , and certain other gases in the air . Of those gases known as green house

gases ,water vapour has the largest effect .