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Flashcards in causes of different health risks etc Deck (14)
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1
Q

what is ozone depletion caused by

A

chemicals which are used in fridges and spray cans, the chemicals react and destroy ozone molecules

2
Q

what happens if the ozone deplets

A
  • more UV rays reach earth

- in 1985, hole in the ozone was found In Antarctica

3
Q

what are the risk factors of skin cancer

A
  • exposure to UV radiation
  • outdoor workers
  • fair skinned
4
Q

what is maligmant meleonia

A

skin cancer

5
Q

what about skin cancer in Australia

A
  • 2/3 of the population are diagnosed

- 2,000 Australians die every year from it

6
Q

what is cataracts

A

a form of eye damage which leads to blindness

7
Q

what are the risk factors of cataracts

A
  • geographical location - UV levels higher in tropics
  • time of day (10am-2pm)
  • alititude
  • setting (snow,sand)
8
Q

what about cataracts in developing nations

A

they cant afford prevention like sunglasses

9
Q

what is thermal stress caused by

A

heat related mortality

10
Q

what are the risk factors of thermal stress

A
  • dehydration
  • heatstroke
  • overheating
11
Q

what happened in France

A

-in 2003, they had a heat wave for 3 weeks causing deaths to exceed by 15,000

12
Q

what is lyme disease

A
  • it is the most common vector borne disease in temperate climates
  • it is transmitted to humans by a bite of deer ticks
13
Q

what is the zika virus caused by

A

a bite of mosquitos that causes a rash and pregnant women to give birth to babies with small heads.

14
Q

where did the zika virus get found

A

in Africa but in 2014 it was reported in Easter island