7 billion mofos on the planet and "eternal life desirable for society?".
U w0t m8?
I think it might even be possible eventually, but definitely not desirable IMHO. Fuck no.
By the way, some species ARE immortal:
https://www.youtube.com/watch?v=eMOkXkw5TKcFact is, there is probably no stopping it.
Besides, having driven across several continents, I can confirm there is more than enough room and empty space. We just need to be more civilised and become better at using resources.