[Challenge:Future] Invisible killer

----Electromagnetic radiation Invisible killer Facing 21st Century Disasters ----Hanjun.Wu University of Liverpool

1 .Definition of Electromagnetic radiation ,[object Object],[object Object],[object Object],[object Object],Facing 21st Century Disasters

2. Sources Facing 21st Century Disasters computers 、 microwave oven 、 cell phones 、 remote control and so on. Artificial Lightning, sunspot activity and cosmic rays Natural

3. Damage ,[object Object],[object Object],Facing 21st Century Disasters

In 1998, the world health organization lists five impacts Facing 21st Century Disasters Female endocrine even menstrual disorders chaos Children growth, bone marrow development, blurred vision , retina fall off, liver haematopoiesis affect Maternal Abortions , infertility and teras induce reproductive system, nervous system and the immune system damage Cardiovascular disease, diabetes and cancer mutations incentive

4. The increasing Electromagnetic radiation Examples: By the end of 2010, the global Internet users : 2.08 billions cell phone user: 5.28 billions Facing 21st Century Disasters

5. Solution: reduce & avoid ,[object Object],[object Object],[object Object],Facing 21st Century Disasters

1.cell phones ,[object Object],[object Object],[object Object],[object Object],Facing 21st Century Disasters

2.computers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Facing 21st Century Disasters

3.other appliance ,[object Object],[object Object],[object Object],[object Object],[object Object],Facing 21st Century Disasters

[Challenge:Future] Invisible killer

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