Talk:Physical properties of soil

Ozone layer
Ozone depletion all Ozone Layer is a protective near which is made of an isotope of exchange oxygen which protects the biosphere from haramful ultraviolet radiation has wavelength NM is smaller than 250 mm which is highly at harmful for Organisation was only 35 km it is from by combining oxygen 111.119.183.34 (talk) 12:57, 11 May 2022 (UTC)