New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1867-12-20
SCIENCE

I'm crn,ccrr FOR LIrE.-Certaln native
animals OF Zealand seem TO give WAY IN Contact The
NORWAY rat has completely eXteImnasa lives ont The
Of NeWZealaud The Engs9 od carried pigs 10 New
Zealand and they have increased so laS olis5 weeds
lords now offer rewardsfo for killing them fSe
,nnnopoze the soil European clover ~ ~ ny
native nax-pant, and European anhual' uvsto y @ w,
Zealand perennias These facts tend 10 PiDA1U , nm
orSansus Of the northern ATTITUDES are more marcy ina"
those nearer the Equator
PROPOSED CANAL IMPROvEMENT.-lhe reno
% ~ DOrdo0ue ahrms that the French Government con
templates new and vast project Of internal
This is to enlarge me Tahs au H, IL ,ites At
ianfic and Mediterranean At present 10 gO{+orro ,ean
Ser aronne M Toulouse and reaches the diteIIe
near Agde: and the GarOnne running go" ~ com
emptying itself at Bordeaux, complete td Cor large
mnpcaton Tho present canal is sOt adapted lc 5O
locks the river portion Of nc i ~ an he canal
When ENLARGED il is urosed 10 intercept the h9neiO
streams on the high b te%s in large reservoirs, 10
be used when neded III the canal This great Whittier.
Tanean without passing under tpe guns OF "p'"i'"'
RopNro c ANPHOR.-Ths variety OF camph vi,
which commands I'm the Eastern markets aDOus ~ tbe
ponnd rs obtained from the baru tree inc PIN these
trecs TO gather the CamphOr the tree j. ICl. ,,,nt
and in its center the gum is found. The aHSI"s Tie mai
taken from Tree is not less than ten pounds ~
ity Of this camphOr Is superior 20 an r md does not
small fragment enits very strong o Some idea Of
seem to lose power for several i,eae may he
the estimate in which II Is heI " nrmoSan camphOr
had from the price 1t commahus. ,er nonnd while the
NAV be purchased for about 10 cents PcI an American
horr hpirlw H. ~.
,doUt ~ the island and having control OF tle IUI i
ern Territory has lately brought 10 uis mo-
mems Of camphOr, hard woods ana JIM rgo scale with
SERIALS which might be imported on laIhe So"0 WIN
profit ~, Ill. on
Hr-,tAN DFCADFNCE.-In an able thesis on
death DR. AcOgta Of Paris discusses the dlmcIy Ol nc
termining the commencement OF od age, alu sS ~
Greeks regarded the geot ~ seven uSs ~ human
climacteric number the eliminating point OF hnlau
strength. Another French writer, NJ fIOulcls' n,co
ever holds that deCadenco does not colhhtuSe
nntil the 10Th year The Chinese can men men VIM WIN
have attained that age rare birds ana lhost VINO
The 0Otb wear old lOtcrers" The two cmactoG ages Oh
fbe Arabs were 68 % and 81 % times q Inc nIsl
was considered the grand cnactellc Nu1,s si
and those who passed 10 were accustomed 10 coneI
each other Psychologists recognize tle c GS
sources of strength in the CONsulutlo ohC j.
force I'm use and the other the reserved force bouu
the period Of decadeuce bears relation 10 he lou
ye0ured for fun development. Those who are long III ar
Tne are long in losing their store OF reserved IOlcS bo
lily strength may he compared TO water-pONeI bIllnE
the period OF growth the surplus vitality IS used III deNe
neut AS force expended IN building structures 10 Iao
the head and fan of water Through the term oil do
life, the supply Of strength greatly exceeds tat eAlGodd
IN work, and the surplus qugty p1ssVs YIN ~ -
water over the waste weir. When the period Oh uec
ence arrives the stream begins 10 dlhlhlsn ~ a.,
no longer n residue OF unused fofce' 'uIIhy nv 80
there is no nOw Of water the weir, ana Whoie
night is required 70 bring the head and now 10 us Cc
toned hight Every resource Tor supply Is eIlplolOI'
and care taken prevent the escape OF unused Ortt
Gradually the constitution enfeebcd hut mas not even
power to repair bodily waste. The Weir cruDles Ine
leakages no longer checked slower an
che wheel Of life until at last ny some suuoeu uN'ei
Its scanty supply is cut Of ana ~ mas forever
To guard the weir of ne 10 prevent us s. t
destruction 10y fatal disease ana 10 SNOW DO" peHI ~ a.
air the damage Of constant decay Is the business OF We
physician IL is said the average length OF hulnau ne
among civilized nations has been greatly luCIt"stu N
accredited i'm part 10 the Introduction OF new fehtIcs
for disease yet il will not be out OF place 10 assert h
the most important Of all artS-medclne-has not ktlt
pace in Improvement with many others affecting the
material wellheing Of man.