be preserved

See: endure, last
References in classic literature ?
On the other hand, a carcass washed by a flood into a shallow part of the Arctic Sea, would be preserved for an indefinite period, if it were soon afterwards covered with mud sufficiently thick to prevent the heat of the summer-water penetrating to it; and if, when the sea-bottom was upraised into land, the covering was sufficiently thick to prevent the heat of the summer air and sun thawing and corrupting it.
Nevertheless, on some islands only 360 miles northward of our new Cape Horn in Denmark, a carcass buried in the soil (or if washed into a shallow sea, and covered up with mud) would be preserved perpetually frozen.
"As for that of the Salamancan," replied the curate, "let it go to swell the number of the condemned in the yard, and let Gil Polo's be preserved as if it came from Apollo himself: but get on, gossip, and make haste, for it is growing late."
"No Pastor that," said the curate, "but a highly polished courtier; let it be preserved as a precious jewel."
"If there were not so many of them," said the curate, "they would be more relished: this book must be weeded and cleansed of certain vulgarities which it has with its excellences; let it be preserved because the author is a friend of mine, and out of respect for other more heroic and loftier works that he has written."
"These three books," said the curate, "are the best that have been written in Castilian in heroic verse, and they may compare with the most famous of Italy; let them be preserved as the richest treasures of poetry that Spain possesses."
In such case, every slight modification, which in the course of ages chanced to arise, and which in any way favoured the individuals of any of the species, by better adapting them to their altered conditions, would tend to be preserved; and natural selection would thus have free scope for the work of improvement.
Under nature, the slightest difference of structure or constitution may well turn the nicely-balanced scale in the struggle for life, and so be preserved. How fleeting are the wishes and efforts of man!
I can under such circumstances see no reason to doubt that the swiftest and slimmest wolves would have the best chance of surviving, and so be preserved or selected,--provided always that they retained strength to master their prey at this or at some other period of the year, when they might be compelled to prey on other animals.
Because the prospect of present loss or advantage may often tempt the governing party in one or two States to swerve from good faith and justice; but those temptations, not reaching the other States, and consequently having little or no influence on the national government, the temptation will be fruitless, and good faith and justice be preserved. The case of the treaty of peace with Britain adds great weight to this reasoning.
The language will only be preserved if people want to speak it and if it has real value in a modern society.
However, I feel that with the appropriate supervision, the surrounding environment will be preserved.