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Why is the ozone hole dangerous?

it speeds up the global warming
it increases UV radiation
it depletes the oxygen (O2)
it disturbs Earth's magnetic field
In the ozone layer, ozone molecules absorb UV-B and UV-C radiation - short wavelength forms of ultraviolet that can disrupt organic molecules, producing cancerous changes in living cells.
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Answers by country

it speeds up the global warming
it increases UV radiation
it depletes the oxygen (O2)
it disturbs Earth's magnetic field
answers
flagAustralia
16%
80%
0%
2%
42
flagFrance
10%
78%
10%
0%
19
flagAustria
18%
75%
3%
1%
54
flagRepublic of Ireland
23%
73%
0%
3%
26
flagCanada
15%
72%
9%
1%
51
flagGermany
19%
68%
4%
5%
386
flagPakistan
21%
68%
5%
5%
19
flagPoland
24%
66%
4%
3%
13172
flagIndia
18%
66%
8%
4%
283
flagColombia
11%
66%
5%
11%
18
flagSwitzerland
20%
65%
5%
8%
35
flagthe United States
19%
64%
7%
5%
451
flagBelarus
12%
64%
15%
7%
57
flagthe United Kingdom
27%
63%
2%
5%
167
flagUkraine
16%
60%
13%
8%
307
flagRussia
8%
59%
18%
10%
287
flagthe Philippines
22%
58%
9%
3%
31
flagGreece
38%
57%
3%
0%
26
flagKazakhstan
8%
46%
29%
10%
47
flagKG
29%
45%
12%
8%
24

The bright circle around the Sun seen in the picture is known as a halo. What causes it?

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small droplets or ice crystals

The Australian Gibson Desert is named after Alfred Gibson. Who was he?

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