The Ketchikan miner., 1908-11-14

the conclusion shss bswesn s0oN. ooo sni laa. oo0. o0u years sgo the earth wxs revolving six CT eight times ss
 fast xs is does row. spd she naoon sss close so the surface. making her cir euis of the globe in about four hours If this is reliable, there were co1- disions in existence ai shsi time whieh would account for much more rapidly changes than are 1o~ concsiv- soss. and while We csnono1 under stand hoS living plants or animals 10 natter how primitive. could then exist. is is ros impossible shsi they did, for ws know shst the powers of Saspsio1 of life to Sll sorts of environ nsnss Is practically ~ishout liuaitS- ticr. Lord Kelvin srs6 other author isiss. uho have endesvosed to fix sIih some certainty the rate ss which The SHE is cooling. seem 10 have demon ss-sisd..ihas ten or swelye millions of yes-s SEQ is must have been so hos apoc inc surface of the earth shss all
 Essar must hare been in she form of vspor. sri if this is correct. we can- nos dsis ahs beginning of vegetable ox Sniual life longer sgo than that
 They have also made ont prims tSeis case for the statement that IS,
 0so. oGo yesrs would bs soffcienls long s period for ths sgr so cool from s rebaGoos state so whst ii Is today. [ D-. Croll. Professor Young ard others suggest that the sun may have had it's
 heat reple1sished oy contact with
 large bodies moving through space, E zhieh would ros only give long
 e1oosh period of heat 10 permit of
 sha operzsioo, b9i ~oald also account for she marked changes ID the geolo-
 sicsl hissory of ths world We may extend this iGss 5 little further The I theo-y is shzs inc sun WAS o1cs i asboss- like those TOW visible in the skies Io shs course Of some millions
 of years is became solid and more cool. and ~o1ld hare become ahsolU.- ely cod if some great wsr6ering ssar. c- so1s immense host of ueieorites
 hsi ros plunged down upon ii- re- pls1iishing iiS heal by ihe force os their impact Professor Wallace.
 who has made elaborate calculsiioos
 Is io inc time required for ths forus- iiol Of sll ihe geological strata. thinks ess. 0,1. ouo ysars sufficient Without citing other authorities. it nsg be sia-s.i thai the tendency Of the later
 g=.osogisss is so accept ihe shorter periods Q. HelFi1. Young snd Wallace .ahss- than iha longer ones ot LyslI
 A-6 DSr~in-
 Greater interest carieEs ia ihe prob
 sbse 6sse Q. ihe Glacial Period than
 u thai ot &-y oiher geological era. .oE iba reAs01 shss ii represented 1he
 iasi gr=aa change in the 6eElopne1i
 .. iha earth Ard because ua1 wAs
 eo1ie1po-ary ~ith ia- Here tbe
 siao6sr6s Of Es2sureneui are more
 luze-vGs. b9i shey are also surround
 ad E;ih good deal Of 1resriaioiy. One O. ihe unscraainsies IS furds- -7sesas No ore can ssy =ish certain
 1T #hsi ife Glacial Period was or 5 zhe1heT there has been o1e CT more ot such periods The sccs psed ibeoEy $ thai ihe sand, clay ard grsTel,
 #hich are ~ideIy distributed over q
 large uogsioo Of ihe surface Of the earth. arg G1s ID ihe opersiioo of ice.
 There hare been two schools Of iheo- -is.s or this subject One ot them
 supposed that shesa materials were
 carried 5y ieeosrgs and deposited in
 .ns bottom Q. the sea. as the oeFgs
 1elie5- The other attributed them
 10 the diFeciio1 of glaciers When Professor AggzsiE adEs1eed the latter sosov!. i. found Ter! general sccep- is1ea. and the former ~ss largely
 s5and7oed- -Aggzsiz n his later years
 seems to ae iu doubt ss 10 tbe correct
 us.sE of his own theory. and Q. late yssEs s6ers has oes1 disposition ou .as part Of geologists 70 accept both
 shs berg and glacial explanations
 This 6oes 1oi ty AIT means account
 satisfactorily for ile formation of sand. clay and grsseI CT for their
 s.raiiscziicu. Still less does ii sc- count for ihs shape of some of the oeds. such, for example. as the great blue clay beds zbieh..hsss surface [ like ihe asTss Of the sea and ysry in } c-psh from few inches so hUodre5s Of feet There is aburdznt eFIderce that there sss Glacial Peiod and
 that ii foIlowed upon . period ~hel present tropical cordi;iors of sen per 1eas ssrs prevalent all oTer ihs North ern Hemisphere. hgs there is snsc- 'sssly TO explanation available Of ihe esuse for this remarkable change, al sezg 10 sxpIarziioB 10 abica scieo-
 fife men gre silIirg .O give . mo- -e1s's segio-s consideration. l. seer1s probable thas there may have been several Glacial Periods, also tbsc GIz- eisI e51lisEoZ- may have existed in certain past Of tb= Northern Henis- phsrs. wbiie cr0odj.ions more fsvoF-
 zrzu .r If. s-,~r-[ s-