137 lines
5.7 KiB
Plaintext
137 lines
5.7 KiB
Plaintext
ASPECIS or THE 11M: $50qu
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'nrne is a resource which can aeeumulare in eco
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syseerns. ll can be "losl' lo an evolving or evolved
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sysm by seibaels «adverse dLiIuvbam), )us| abool «he
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same way u we all! ser buck «he hands oi a clock Such
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schaacld are oer-med defleelion sinus by ecologist;
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sereysierns, especially lhose we are in process oi
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consaniciing or desooying, are always preceding «o
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some orher s«a«e or evolrnion Len alone. «hey may
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evolve an «heir own pace lo some unknowaole lor
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imaginary) endpomi, which we once called a chrnar
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slale However, lores« clirnnic scales are «emporary
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evenis in «he long apan oi geolnglal imre
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Ausnalran srudies show «ha« old done lores«s lose
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«he barele ro mahlfln nurrieno, and begin «o show a
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nel nonriem lose, aided by iarnlau and occasional lire,
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unol «hey begin «o reeede no a less vigorous shrubbery
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sysiem Mosl oiher (disturbed) ioresrs appear «o be
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building, bul iii disrurbed «do ohm) never reach «he
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previous vigour, heighi, or yield, This is obvious lo
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many 04 us who have seen original, regaowm, and
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seeond legmwua lm s«andr These show signs 0!
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decay a« progressively lower herghrs, and no doubl
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«hse loo are losing vrialily wilh age. lean sympailnse
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'ilme can work as a rehabiliraoye resource, lor ac«iye
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in«erven«ion in such soceesdons unable: us lo analyse
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and lo supply key nu«rren«r and soil «rea«men«s. il
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needed lo assrsi oraairnum loreel reruvcnanon.
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A second orne concep« is lhai ol lire—lime. or «he
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'oualrly «ime- lml we have «o enloy, examine, and
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ondersland our world. lo «he inlevrfilzd obwrver, i«
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would seern lha« lilHime is very shorl indeed ior
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«hose inoliile, power-using. bombarded, employed,
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make—work. and busy homnns who make up
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nunrlyibal societies, while many lribal peoples siill
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nranage «o prserve a high ouora or lhe eelelarairons,
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discussions, conlemplaiions, momal preening, and
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creanye arrwork on which many ol us "wish we had
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lime lo Ipuld ~
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This erosion oi lhe incomes oi people, eracerbaled
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by lhe media and messages olahr consumer sociery, is
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perhaps lhe moe« seoous elleeioi lhai sociery.
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late is loo much with us, lare and soon
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celurrg and pulling, we lay where our ym...
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(W. 3 Years)
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People so harried iha« «hey have ‘no «one ior anyming
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else“, may lind «ha« «ime has run our «o save
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«lvernselvea, «heir liver, or «hose or lheir children
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A NICHEINTIMEANDSPACE.
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Nim is a place he be, lo m in and load iood, sheher,
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and room or operare Many such niches are oniilled
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due lo chance iaeiors Many are wiped am by agri-
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culnire or urbul sprawl Many can be erealed BM in
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pursui«ola simple lood producr, moel laroiers 9v: no
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place ior wrldliie. no nesong sues or unbrowsed grass
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ior quail or pheasm (boah indoau-iour rnsecr earersi,
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26
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and olden no lime lor any mielligeni assessmenl oi Lie
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poienoal benefits oi orher species
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Exrsrence is nol only a marrer oi producl yield. bur a
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quesrion oi appreciaring variery in landoape. EvaIVs
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mg plarn sysrenis and errslmg animals provide niehee
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«or new species. lhe came egrel lollows carile, lhe
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lam-rows olraobns are occupied by pissom, bdmimm,
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snakes, lrogs, and ieral cals, and «he growing iree
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becomes a oelhs, shade spor. and a hoe« ro iungus and
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epiphyres.
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:vrry large «iee is a universe in * sell. A «ree orlers
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many speeial«yeiorage niches lo bird. mammal. and
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inverlebrale species. Fm insrance. yellnwdhmakd
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honeyea«ers (in Tasmania) sun‘h «he kno«.holes «or
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insecis. ireeereepers lhe bark irssures, sirongbilled
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honeyealeis «he rolls Mbrdnrh laarkand hanging sinps
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ol bark, and blackheaded honeyealers lhe loliage.
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where pardalons speeily lhe scale iriseers as «heir iield.
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As ior iimeshanog «he yellow—ihroais are per-manenl
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and ierriioryeholding residenis, lhe ireeereepers
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migranls, «he siiongoills and blackheads roving noek
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species. and all oi ihem scauer as breeding pairs in lhe
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spring and sommer, so «rial r« is rare lo «ind any one
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«ree iully occupied ai any one lime Then is also a
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pronounced posrebreeding «endeney «or several bird
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species «0 ioror ronsoeiailons lor loraging and
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«rayelhng in aurunin and winrer fihe «o erglu speeres
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«ravel rogerher, some leg ily-caichersl garnering
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rnsecis drslurbed by lhe o«hers, wuh all speeies
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reaciing «o «he alarm calls ol any one species, bul some
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species lmyrrahs iorerarnplel aeiing as sennnels «or lhe
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whole mlxed company,
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Here, we see lime, space, and lunclrons all used in a
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complex and non—eornpenliye way. and glimpse
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somerhrng oi «he poienual lor designers lo enrich
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human socieiies prodding that no individual or group
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claims a rrgki lo sole rise or all lines «or an area. we
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lailuie 0! a monoculnire lo pnrduee, suslaire or persisi
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is «hos easily ekplamed, as many species are invading
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or i mg lo use more eionemly lhe compkx resources
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oi «one and spaoe
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A combined spaeenme lacror is called a lrhrdulz‘ a
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orne lo be in rhal place. Any observer ol public park
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use sees lhe usage change hour by hour. Mdrrung yep
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gcrs give way lo lurrrheome oiliee workers, who are
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suceeeded by older, reiiied people playing draugh«s,
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la«er displaced by evening enrer«ainmen« crowds, and
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la«e a« nighl. «he people on «he edge or «ime» lhe
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semi—legal, lhe unemployed, and me lonely Towards
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dawn, only «he lame and isolaled i«rolleis, olien wrin
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dogs «or companions, remain on lhe sneois,
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Many mammals. iorced co develop lucid and resring
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places, do run eonlrol ”awas‘, bur ra«her limp—skis in
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space. My own siudres or wild wallaby. urban people,
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and porsooi show llus lo be lhe ease Frghnng occurs
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when one ire-ii a/ schedule, and ceases when irral place
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rs vacaled lor use
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Schzdulrs may run on long cycles, runed lo «he level
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or browse or suceession oi iegeiaiion, eg. a sequence
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ol grazrng has been observed ior didcan herds. so lha«
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