OCR Text |
Show - I., ei m Optimistic Geologist. That tho earth will be habitable for a hundred million years to como is tho bollof or Dr. Thomas 0. Chamberlain, head of the department of Goology in tho University of Chicago. This viow ho expressed in a leoturo boforo tbo members of tho Geogruphlcul Society in tho municipal municip-al inusoum liiBt night. Prof. Chamber-iuln Chamber-iuln deolnred tbutclltnatlo phonomonn and temperatuio condition of tho Inst hundred million years warranted him in offering tho foregoing optimistic prophecy. His basis for tho thoory of porpotulty for human life was his own "plnnoteslmnl hypothesis1 ' that tho world is not gradually cooling from a ball of lire, but that it was gradually grown in slzo by absorbing othor smnllor masses of mattor. "Tho pEoudo-roimuitlulsta pioturo tho world ns onoling into a frigid mass, which ono day in tho nonr futuro is to beoomo unlnhabltnblo" said tho sponker, "hut If wo nro to oousldor tho past wo must admit that tho temperature of tho ourth has roionlned always within tho rango whoro human lifo is possible. Therefore There-fore ic is only rensouublo to supposo thut tho temperature iu some parts of tho globo will remain within that lifo rango. "Tho earth qunko is really only a trivial phenomenon of tho earth. Tho groat questiou for us is not what dlsastore Impend, but what agencies Me likely to porpetuato life. |