| Show rand canyon v t v w 7 n T twili disappear s a appear y 4 JL JL scientist t says that erosion T as h T tearing ring down its 1 T great labeit walls log lob who have 1 1 ner 01 andera of the grand e at 13 of are urged to d for dr william morris dails da vis emeritus professor of of i rd university hersity ver sity lt ita a lecture at the university of california af at los angeles de declares area that the grand canyon ls Is disappearing so rap idly that it will albe be only a few more moe million years antil the deep ahn chasm arn srn will have enter ly vanished anti hed together with the high plateau for it a hundred or so 0 miles on a either elthier aide iside of it f the boulder darn dam will not be to blague alanl for this vast effacement of one v of ane true wonders of the world dr v D dayis avla dl did not even mention the rou der dam in hi lecture oe say atly bow however ver that the boulder dam might i delay for u a year or oi two the de destruct agori of this hils wonderful specimen of 1 natures handl handiwork work 13 but ut this cannot 1 i be foretold with anil any degree of a ac N i curacy for another several thousand 4 years T fifth of great canyons moreover dr davis darts stated that the present grand la 19 the alie lafill fifth wonder wo niler of th kind constructed hy by the forces force of nature eln in taftt general neigh ba boelio honi l the oilier four have nil all 1 been destroyed y 7 kh the e forces of nature mature and about he zenith of ia it ga glory Is doomed to go the way of lq four bour predecessors i the method of destruction of tilts this canyon ir v welt e iii ns a thai of its predence sors is if quite easy to determine he stated but eme features of tion remain a mystery in his ex plana tion he be said eald in part alie the gran 1 canyon i of the colorado 4 if 18 one of alf the tr true tio great wonders of the world pew few p people eo who go there have any idea ft 44 will see A visitor t or f immediately rumell n wy wonders upon his first view of tb the can canyon on what enormous 11 world disturbance nee could have happened open this gr great eat erack crack but study will reveal that it was not a crack it Is IP opened into a V shape but the walls and formations on either rt side ide quickly dispute that it has been formed r ed tl by the stone being cracked 1 apart the he colorado river has build bullied edthe the G grand rand canyon it ft Is purely the work 5 of the rivier river cutting away continually through thousand millions or of years ears that at has caused jt it tb the V shape we now w see 1 Is largely the work of erosion the lie action of the elements on those walls Is gradually flattening flatten ing them cm out the river cannot cut much deeper aper for it will app approach roach sen sea level but it ahe he work of erosion erolan will go on until alj those I 1 lat egus pow now rearing to in many anny places to a helget of feet will disappear forn for n mileson rol leson either side ie of the river pla Plat beaus cu are mystery it la 14 an enormous task thua thus for far accomplished over a cerind of it many of years but really it Is only ily a beg luning 1 I 1 refer to this flits vast period of time A tn hidia ohp in e tl tl 1 d c t r t |
