Show 4 7 51 ATLANTIC IS encroaching ON J EASTERN COAST OF AMERICA f powerful erosive forces at work be the earth earths s crust along the coast line from nova scotia to geor gla gia and as far inland as the alle chanies will ultimately convert that area into a watery waste and the at dantic lantic will spread its waters where now new york boston and other cities stand recent joint investigations by the coast and geodetic survey and geo logical sarv survey ey have established the rather start ling fact that the atlantic coast line is sinking at the average rate of one toot foot a century in some sections where the crust of the earth is of a marshy sub stance especially along the new jer sey coast ohp land is sinking three feet every hundred years moreover the entire new england and east ern states up to the alleghany allegheny Alleg hany moun talus are steadily subsiding under the action of sub forces unless the movement ceases the 11 time will even dually come when the entire affect ed area will be submerged J R freeman consulting mem her ber and engineer of the new york board on adal lional water sup ply and formerly a member of the metropolitan water board of mass achu ahu made a report on the proposed charles river dam at boston several days ago in which he states that boston Is slow ly sinking into the sea and that territory in and about the hub Is ap parent ly subsiding at the rate of ones one inch in eight years or one toot foot in each one hundred years there are variations in the rate of sinking but the network of so called benches established by the coast survey from maine to the carolinas Caroll nas regi registers steV a general subsidence similar invest lations have been pursued in inland waters and the downward tendency of the earth earths s surface has been plain ly established by measurements and researches along chesapeake and delaware bays the delaware hud son potomac and susquehanna rivers and other waterways and inlets these evidences based upon eifle investigation are confirmed by tangible changes in the coast and river lines as well as by tidal varia eions satisfying to the scientists to fully comprehend the signify cance of IUIS MIS erosive movement it Is necessary to recall the earI earliest lest geo logical periods from the development ot of the old appalachian mountains TJ through the successive periods where J in occurred the of northern north america and europe it Is held that the same readjustments of the earth earths s crust which are 4 Y V s 00 L 41 steta it aff MA MAP P PROBA aw rosmon OE THE E arrea STREAMS MS OF CAPE COD DISTRICT T DUR DURING IV T r ofell ELEVATION P GLACIAL EPOCH in progress here are responsible tor for the gradual sinking ot of the coast line lines of holland france and other european countries there can be no doubt eald said N ha H darton of the geological survey who has been making special a study oc ot this subject that all the eastern and new england states as far inland as washington and as far south as the carolinas Caroll nas are undergoing a topo graphical and geological change ip along the coast from maine to south carolina show that there Is a gradual but constant subs dence of land balow sea level which has been going on for an in definite period of boursy course I 1 if A cult to ascertain definite figures be cause bf the grea great 1 I ranie range of years necessary fo to make mate observations and because wa cannot rely upon stra eions made one hundred years ago it will require many centuries before the sea line will encroach upon the cities but there Is no reason to believe that this subsidence will not continue new york herald C 1 1 1 ae fj au T ifa aop fv t aw ik alit ft fArJ C C YO A 0 jot e r t SHO LAND jafa jay |