2007-12-28 03:56:09 · 5 answers · asked by jaaazzy 1 in Science & Mathematics ➔ Earth Sciences & Geology
They are banned and illegal in most developed nations. They are not regulated in most undeveloped ones.
The ozone layer doesn't "die". It isn't living. It simply deteriorates or breaks down.
2007-12-28 04:41:45 · answer #1 · answered by Lady Geologist 7 · 2⤊ 0⤋
They are...have been since the Montreal Protocol of 1987. The Montreal Protocol bans the production of CFCs and other ozone depleting chemicals.
The treaty was direct result of scientists discovering the ozone hole over Antarctica and figuring out that it was related to CFCs.
Probably due to the banning of CFCs by the Montreal Protocol, the Antarctic ozone hole is the smallest it has been in a decade (as of 2007) and appears to be recovering.
2007-12-28 12:52:21 · answer #2 · answered by Wayner 7 · 2⤊ 0⤋
most of them have been banned and made illegal to manufacture. Their use in new equipment is similarly outlawed. Older equipment is supposed to have the refrigerant replaced. Laws depend on where you live, of course, so that applies here where I am.
2007-12-28 12:24:42 · answer #3 · answered by busterwasmycat 7 · 2⤊ 0⤋
Because big companies keep their hands (via lobbyists) in the pockets of the government.
2007-12-28 12:03:40 · answer #4 · answered by Lily 2 3 · 0⤊ 2⤋
They are.
Phur
2007-12-28 12:03:39 · answer #5 · answered by Phurface 6 · 1⤊ 0⤋