Chapter
8:
Case
studies
in
Wadi
Siham
8.1
A:
Context
and
contextual
changes
8.1.1
Physical
dimensions
Wadi
Siham
is
a
basin
in
the
Yemen’s
breadbasket,
the
Tihama
plain
along
the
Red
Sea
Coast.
In
previous
decades
it
has
witnessed
an
extreme
rapid
agrarian
evolution
through
planned
irrigation
interventions
and
agricultural
policies,
as
well
as
wider
processes
of
social
transformation
and
private
water
res