[sn9]

Running out of gas in the ground will do that though.

[XorNot]

We will not run out for hundreds to thousands of years.

We also can't afford to stop using it by "running out" since that implies we burned it all.

[sl-1]

Sadly there seems to be reserves[1] for quite a long time. The real question is how much of the reserves are profitable to exploit.

1. https://en.wikipedia.org/wiki/List_of_countries_by_natural_g...