Cross-section of soil layers showing different textures and colors.
Keywords
dirtied,
layer,
earth,
ground,
cross section,
geology,
texture,
strata,
dirt,
land,
clay,
rock,
stone,
sand,
gravel,
sediment,
mineral,
bedrock,
horizon,
profile,
structure,
formation,
science,
nature,
environment,
landscape,
agriculture,
ecology,
research,
exploration,
brown,
red,
yellow,
grey,
black,
dry,
cracked,
surface,
depth,
underground,
subterranean,
composition,
element,
component,
material,
pattern,
background,
detail