Is it true that the only way we can save our planet Earth is by advancing our technology?

Question

What is the most appropriate way of prevent futhur damage to our environment?

Answer 1

Or by dying out.

Answer 2

There is no way that we can save our planet. Think of billions people, millions cars, industry, cutting trees, pollution in all the forms is killing our planet.

The only true thing is:
a) make fuel for cars non polluted - hydrogen / oxygen engine
b) respecting environments lows for big industry companies
c) adding fillers to all smoking things
d) planting trees
e) making love no war