Answer: The soil science society of America (SSSA) changed its previous definition of soil for several reasons
Explanation:
Reasons:
1)Broader perspective: To reflect soil's role in the ecosystem beyond just plant growth.
2)Inclusion of living components: To emphasize soil's biological nature and the importance of organisms.
3)Dynamic nature: To acknowledge soil's constant changes due to natural and human-induced factors.
4) Advances in soil science: To incorporate new understanding and researches in soil science.