[gore_sux]

So I guess getting rid of all that R12 was just a big waste of time?

[cogitator]

So I guess getting rid of all that R12 was just a big waste of time?

Actually not; the article notes that improvements are being measured. It just takes time for the Earth system to react to them.

[norraad]

Worth repeating, 1 & a 2,

So I guess getting rid of all that R12 was just a big waste of time?

All the bogus & scary "Reefer Madness" research can be traced to cloaked industry sponsorship.