Question

what is global warming ......

Answer 1

global warming is natural phenomenon where some gases known as green house gasses in the atmosphere trap the heat and don't allow the radiated heat by the earth to escape back into the space and when these gases increases the heat is trapped in excess and rises the temperature

Answer 2

Answer:

Global Warming is the increase of Earth's average surface temperature due to effect of greenhouse gases, such as carbon dioxide emissions from burning fossil fuels or from deforestation, which trap heat that would otherwise escape from Earth.