Consider the following statements 1 The thickness of the ozone layer differs as per s...........

Environment and Ecology Air Pollution

Consider the following statements.

1. The thickness of the ozone layer differs as per season and geography.

2. The chief ozone-depleting substances include chlorofluorocarbons (CFCs), carbon tetrachloride, hydro chlorofluorocarbons (HCFCs) and methyl chloroform.

Select the correct statements using the code given below:

1 only

2 only

Both 1 and 2

None of the above

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Explanation:

Both the statements are correct.
The ozone layer is a region of Earth's stratosphere that absorbs most of the Sun's ultraviolet (UV) radiation.
The Montreal Protocol on Substances that Deplete the Ozone Layer (a protocol to the Vienna Convention for the Protection of the Ozone Layer) is an international treaty designed to protect the ozone layer by phasing out the production of numerous substances that are responsible for ozone depletion.