Capitolo 65
his/her highlands and lowlands--it is mainly because of the erosive power of
water in march. Our rivers have dug for them wide valleys,
mined and it transported hills, and in general it carved the
surface of a country, until the present aspect it is the
result. You/he/she must have confessed that when we perceive the slow ones
apparent year change to year, and from that attempt to
you appraise the time he/she forced to produce the effects we see before
us, we am proper to tighten himself/herself/themselves from the elapsed of the time it required for his
completion. I/you/he/she allow us not to forget that "Time is long", and that
causes, the amazing job keeping amused however himself/herself/itself results in the course
of age.
Portrait of Flints of Paleolithic.--------
But a river that is digging so down his/her channel in a place,
you deposit the materials so it dug away to the other and lower levels, as
beds of sand and gravel. During time as the river
it gradually lowers his/her channel, it will go away behind, to varying
heights along his/her banks, rolls it sprinkled of such beds.
Everywhere we find them to us, any matter as far remote, or as tall
above of the present river, we am sure that to of the duration the river
flows to that height; and being standing there, we can try and
you imagine as different you/he/she has had to look first the country the
it foresees that deep valley has been corroded.
In the case of the river Sums, we have a wide and deep valley,
a great part of what you/he/she has been dug in chalk stone, through
what now the river leaves without breath its way in a sinuous progress to the
The English Channel. We still feel there sure that to of the time in the past
it was a mighty brook, and that its waters got excited long on a
bed at least two hundred feet taller what time. On a trial basis of this
done what us he/she anchors we find, to different places along the chalky tall and steep bluff,
stretchings of old banks of gravel, staid down there from the river,
"arriving tall as two hundred feet above of sometimes the