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Ih ihe wadl iheieloie, we need (0 else: ”mug nxk
walls miss lhe hops, and let 5m fields hand up hehiad
lhem For minor wadis, the whale mdeh may be
damned, and splllwzys cu m lhs psdlmehz ipek Iii
Wldl wadis, a (chiral ehahael eah be leli open, and
fields halll m llie sides (led by side nurys) oiise ihe
Ilmd spiedds nm am he Iowzr plain, hnwcvrr, we can
Iann my hidad walls olearlh zud stone and soak il in
la ihe held; ”entwined; these banks at: besi subllised
wilh unpalauhle shrubs
The mas| exeeasive wadl developmcnk sludied m
dale is lhe amem Napalm syslems pl xhe Negev
desen lMiehael Evenan and u. Kuller, 1956, ”Ancient
masleis of lhe desen“, semih/ie Ammn leml- 35-45)
These have been ii. pan .esmed, but than us also
misaiids alhzclins plIields ml! abandoned
Th: Nahum» sysmlls hold alum 51:“an behind
dykes m lhe wadis, aid ihese m spiead |u lpwei dykes
m use plains, Thewalens spmd by * y romdlnaled
llwd Ind will legumes w mhaids, For every "11pm
heeiaie, 20 ha 0! mmoll surface an flurvrd as
eaiehmeiil Fm the MMI n hegllfi to ram unn| lhe
fields die soaked, the sysiems amhd I-eh-a need elose
nuuflxon. In lhis ma or me Negev, same nins ml
.eliahly in whim every year
The ideal is Io lee a mlhimum ml water eseape as
mm, and up abspia as much huh mi. wakr as we
e... la fields pi sih beds. wnh a |o| pl Mpln or a few
maehmes we all hold all wan-r him em. heavy HIM,
allhmgh the diner helds may selddm flood m hdmal
rams As In ideal, we Iry m apspip alml 05»! .ii nl
wane. mm nth field. This ,im us "laugh to 5mm a
ship pl grams, m In keep palms and fnms alive, The
upper iesevpiis eaii be released span all" humans
m, and mp up lhe sysleiii.
Eve-n wilhwl all «his warm lew people an live in a
wad. and esuhlish pmdnsllve Ree emp by seeking
shaded sues and deep naturil sills We can eieel a
windmill ave. a well or burn dos: Ia ihe seal-p, and
pump huh warm up (D ranks at nxk eislsms iii. In ihs
lap pultphuh hm (hm. “de Inn by gravity flow In
houses al me am base (what! [hey are shaded, sale
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