-
Topsoil is the
upper layer of soil. It has the
highest concentration of
organic matter and
microorganisms and is
where most of the Earth's biological...
-
Stars and
Topsoil – A
Collection (1982–1990) is a
compilation album by the
Scottish band
Cocteau Twins,
released on the 4AD
label on
October 16, 2000...
-
Erosion is the
action of
surface processes (such as
water flow or wind) that
removes soil, rock, or
dissolved material from one
location on the Earth's...
-
creating new soil and
rejuvenating soil
health by:
minimizing the loss of
topsoil,
retaining more
carbon than is depleted,
boosting biodiversity, and maintaining...
- unnoticed, or it may
occur at an
alarming rate
causing a
serious loss of
topsoil. The loss of soil from
farmland may be
reflected in
reduced crop production...
-
Subsoil is the
layer of soil
under the
topsoil on the
surface of the ground. Like
topsoil, it is
composed of a
variable mixture of
small particles such...
-
methods to
prevent wind erosion, most
notably the
destruction of the
natural topsoil by
settlers in the region. The
drought came in
three waves: 1934, 1936...
- and
overgrazing by
sheep imported by
settlers caused a loss of
critical topsoil due to erosion. Today, many
farms have been abandoned. Three-quarters of...
- such as
backhoes (JCBs), is used in excavation,
especially to
remove the
topsoil (overburden),
though this
method is
increasingly used with
great caution...
-
other organisms.
Insects are
responsible for much of the
process by
which topsoil is created.
Insects are
mostly small, soft bodied, and
fragile compared...
