{"character_count": 1730, "word_count": 341, "ccnet_language_score": [0.9484999775886536], "ccnet_perplexity": [1576.0], "fasttext_language": ["en"]}
Here the land, instead Of gong down abruptly
TO the sea, has gentle slope. When The rect
began 10 grow At d, suppose the land stood LOCO
feet higher than now the level of tie sea would
then be b c. Du, as the bed went down, the reef
would be raised 900 feet, or from d 10 q and { {
would represent the leval OF the sqi. But the
distance :. IS greater than Il, il Is Obvious thai
the higher up towards The surface the reef be built
much faster must=lhe land be constantly re-
treating; and the rate at which this will 90 on i
in proportion, 10 the angle of descent, fla, an an
gle OF 301 one foot in vertical hight be lost, the
change in distance will be abou, thirty feet. But
in gently5lopng coas, every foot in hight nlea-
sures vast number OF yards; aud The land viii
retrca, at greater rate Thus the barrier reel i
at a considerable distance from the coasi--20,3D
and sometimes 20 miles OIL


ought here to say that corals will not grow
too near the shore, in consequence of the sand and


mud carried ihtlor BY streams and carried up By


waves 1t is only in clear, salt water that they
! i've; fresh water poisons thsm. On the other
hand, they will not grow too far away from land
because the sea is there too deep. Just as only d


ring or zone around ftna and Tencrie * inhab-
tied by human beings. because on one side is the


sea and on the other volcanic ashes, &c-so is Ii
| with these corals which grow only in narrow
| zone al a certain distance from the land. AS the
| island goes down, the coras build up, and We
have nothing left bn,,he lagoon. We have Islands
also in an intermediate state, a Tahiti and Gam
| bers group. most Of which, however, are perfect
| aUois. NincicnthS Of them have arrived this
/ = .,tD