[jonknee]

The third sentence:

> That all but ensures that 2016 will be the year that carbon dioxide officially passed the symbolic 400 ppm mark, never to return below it in our lifetimes, according to scientists.

So permanently as in our lifetime which is really the only type of permanence that matters.

[maerF0x0]

and so people suddenly lose interest, those projects wont have much effect until after i'm dead and gone. If we can vastly expand the lifespan of an individual, suddenly they have a vested interest in the next 100, 1000, or whatever years. Suddenly it will make sense to spend a lot today to avoid pain later.