The ozone hole is an annual thinning of the ozone layer over Antarctica, caused by stratospheric chlorine.[1][2] Other more moderate thinnings have also been called "ozone holes", such as the one over the North Pole during certain weather conditions.
greenhouse gases are very useful for numerous reasons. Firstly, they warm up our planet significantly by trapping the solar energy radiation, which increases the surface temperature. They are…
greenhouse gases