ozone depletion. causes and consequences

Download PDF
7 downloads 0 Views 144KB Size Report
Comment
This Ozone layer rovides a rotecting shield against the harmful solar ultraviolet radiation reaching the earth. Even minor ro lems of ozone de letion can have.
ç

®® ®® ®®®®®® ®®®®®®®®®® ®®®®®®®® ®® ®®® ®®®®® ®® ®®®® ®®®®®® ®® ®®®®® ®® ®®®® ®®®® ®®® ®®®®®®®® ®®®®® ®®®® ®®®®®®® ®®®®®®®®®®®® ®®® ®®®®®®®® ®®®®®®® ®® ®®®® ®®® ®®®® ®®® ®®®®® ®®®® ®®®®® ®®®® ®® ®® ®®®®® ®®® ®®® ®® ®®® ® ®® ®®® ®®®®®®®® ­­­­­­­­­­ ®®®®®®® ® ®® ®® ®®® ® ®®®®®®® ®®® ®®®® ®® ®®®®® ®®®® ®®® ®®®®® ®®®®® ®®®® ®® ®®®®® ®®®® ®®®®®® ®®®®®® ®®®®® ®®®®®®® ®®® ®®®®®®®  ® ®®®®® ®®®®® ®®® ®®®®®®®®®®® ®®®®®®®®  ®®®®®®® ®® ®®®®®®®®® ® ®®®®®®®®®®® ®®®® ®® ®®®®®®  ®  ® ®®®®®®®® ®®®®®® ®®® ®®®® ®®®®®®®®®®®® ®®®®®®®®®®®®  ®®®®®®® ®® ®®®®®®®®® ® ®®®®®®®®®®® ®®®® ®® ®®®®®®  ®  ® ®®®®®®® ®®®®®® ®®® ®®®®®®® ®®®®®®®®®®®  ®®®®®®® ®® ®®®®®®®®® ® ®®®®®®®®®®® ®®®® ®® ®®®®®®  ® !®®® !®® !®®®® ® ®®®® ®®® ® ® ®®®®®®® ®®®®®®®® ®®®®®®® ®®®®®®®®®®® ®®  ®®® ®®®®®®®®® ®®®®®®®® ®®®®® !®®®® ®®®®  ®  ® ®®®®® ®®®®®®® ®®®® ® ®® ®®®®®®®® ® ®®®®® ®®® ®®®® ®®®®®®®® ®®®® ®®®®® ®®®®®®® ®®®®®®® ®®®®®®®®® ® ®®®®®® ®  ® ®®®® ®® ®®®®®®®®®®® ®® ®®®®®®® ®® ®®®®®®®® ® ®®®®® ®®® ®®®® ®®®®®®®® ®®®® ®®®®® ®®®®®®® ®®®®®®® ®®®®®®®® ®®®®®®® !®®®#®®®® ®® ®®®® ®® ®®®®®®® ®® ®®®®®®® ®® ®®® ®®®®®®® ® ® ®®®®® ®®®® ®®®®® ® ®®®®®®®®® !®®® ®®® ®®®®®®® ®®®®®®® ®® ®®®®®®®®®®® ®®®®®®®®®®®   ®®® ® ! ®®® ! ® #®®®® ®®®®®®®® ® ®®® ®®®®® ® ®®®®®®® ®®® ®®®®®®®®®® ®®®®®® ®®®® ®® !®®® ®®®® ®® )®®®®®®®® ®®® ®®®®®® ® ®®® ®®®®®®®®® ® !®®®® ®®®®® ®®®®®#®®®®® ® ®®® ® ®®®®®® ® ®® ®®® ®®®®®®®®®® ® ! ® ! ®®®®® ®® ®®® ®®®®® ®®®®®® ®®®®®®® !®®®®®® ®®®® ®®® ®®®®®®® ® ®®®®®®® !®®®® ®®®®® ®®®®®#®®®®®® #®®®®®® ®®®®®® ®®®®®®® ® ®®®®®®® ®®®®®®® ®®®®®®®®®® ®®®® ®®® ®®® #®®®®®®® ®®® ®®®®® ®®®® ®®®®®®®® ®®®®®® ®® ®®®®®®®®®®®®®®®®®®®®®®®®®®®

nnnnnnn nnnnnnn

­ ­ ­ ­­­­­ ­­

®® ®®®®® ®®®®®®®®® ®® ®®®®®®® ®®®® ®®®®®®® ®®®®®®® ®® ®® ®®® ®®®®®® ®®® ®®®®®®®®®® ®®®®®® ®®® ®®® ®®®®® ®®®®®® ®® ®®®®  ®®®®®®®®®® ®® ®® ®®®®®®®®® ®®®®®®®® ®®® ®®® ®®®®®®®®®® ®®®®®®®®® ®®®® ® ®®®®®® ®®®®® ®® ®®® ®®®®®®®®®® ®® ®®® ®®®®® ®® ®®® ®®®®®®®®®®® ®®®® ®®®®®®®®® ®®®  ®® ®® ®®®®  ®® ®®®®®®®®®®® ®®® ® ®®® ®®®®®®®®®®®® ®®®®®®® ®®®®®®® ®®®®®® ®®®®® ®® ®®® ®® ®® ®®® ® ®®® ®®®®®®®®®®®® ®® ®#®®® ®®®®® ®® ®®®®®® ®®®® ®® ®®® ®® ®® ®®®®®® ® ®®® ®®®®®®®®®®® ®®® ®®®®®®®®®®  ®®  ®®® ®®®® ®®® ®®®® ®®®®®® ®®® ®®® ®®®®®®®®® ®®®®®® ®®®®®®®®®® ®®® ®®®®®®®®®®®®®® ®®® #®®® ®®®®® ®®®®®®® ® ®®®®®®®®® ®®®®®® ®®®®®®® ®®® ®®®®®® ®®®®® ®®®®®®®®®®® ®®®®®®®®® ®®®®®®®® ®®® ®®®®®® ®®® ®®®®® ®®®®®® ® ®#®®® ®®®®®®®® ®®® ®®®® ®®®® ®®®®®® ®®®® ®®®® ®®®® ® ®®®®® ®®®®®® ® ®®® ®#®®® ®®®®® ®® ®®®®® ®®®® ®®®®®®®®®®® ®®®®® ®®® ®®® ®® ®®® ®®®®® ®®® ®®®®® #®®® ®® ® ®®®®®®®® ®®®®®®®®®® ®®®®® ®®®®® ®®®®®® ®® ®®®® ®®®®®® ®®®®®®®®®®® ®®®® ® ®®® ®®®®®®®® ®®®®®® ®® ®®®®® ®®®®®®®® ®® ®®®® ®®®® ® ® ®®®®® ®®®®®    ® ®®® ®®®®®® ®®® ®®® ® ®®® ®®®®® ®®®® ®®®® ®®® ®®®®®®® ®®®®® ®®®®®®®® ®® ®®® ® ®®®®®®®® ® ®#®®®  ®®®®     ® ®®®®® #®®® ®®® ® ®®®®®®®®® ® ®®®®®®®® ®®® ® ®®®® ®®®®® ®®®® ®® ®®® çç

ç

­­

  ­­ ­­­ 

®®® ®® ®®®®®®®®® ®®®®® ®®®®®® ®®®®®®®®®® ®®®®® ®® ®®®®®®® ®® ®®® ®®®®®®®® ® ®#®®® ®® ®®® ®®®®®®®®®®®® ®®® ®®®® ®®® ®#®®® ®®®®® ®®® ®®®®®®®®®®® ®®®®® ®®® ®®®® ®® ®®®®®®®®®®®®® ®®®® ®®® ®®®®®® ®®®®®®®®®® ®®®®® ®®®®®® ®®®® ® ®®®®®®® ®®® ® ® ®®®®® ®®®®® ®®® ®® ®®®®®®®®® ®®® ®®®®®®®®® ®® ®®®®®®®® ® ®#®®® ®®®®® ®® ®®®® ®®®®®® ®® ®®®®®® ® ®®® ®®®®®® ®®®®®®®®®®®®® #® ® ® ®®®®® ®® ®®®®®®®® ® ®®®®® ®®®®®®®®®®®®®®® ®®® ®®®® ®®®®® ®®®® ®®®®® ® ®®®® ®® ®®®®®®® ®®®®®®®®®®®® ®#®®® ®®® ®®® ®®®®®®® ®® ®®®®®®®®®®®®® ® ®#®®® ®® ®®® ®®®®®®®®® ®® ®®®®®®®® ®® 0®®®® ®®®®0 ®® ®®®®® ® ®®®®® #®®® ®® ®®®® ®®®® ®®®®®® ®®®® ®®®®®® ®®®®®® ®® ® ®®®®  ®®®®®®® ®®® ®®®®®®®®®® ®®®®  ®®®®®®® ®®® ®®®®®® ®®®®®® ®® ®®®®  ®®® ®#®®®® ® ®®®®® ®®®® ®®® ®®®®® ®®®®®® ® ®#®®® ®®®® ® ®®® ®®®® ®® ®®® ®®®®®®®®®® ®®®®®®®®®® ®® ®#®®® ®®®®® ®®®®®  ®  ®®®® ®®® ®®®®  ®® ®®  ®® ®®®®®®®®®® ®®® ® ®®®®®® ®®®®®®®® ®® ®®®®  ®®® #®®® ®®®®®®®®® ®®® ®®®®®®®®®® ®®®®® ®®® ®®®®®®®®® ®® ®®® ®®®®®®®®®®®® ®® ®®®®® ®®®®®® ®   ®® ®®® ®®®®®®®®®® ®® ®®®®® ®®®®®®® ®®®®®®®®®® ®®®®®®

­%­­

®® ®#®®® ®®®®® ®®® ® ®®®®®®® ® ®®® ®®®®®®® ®®®®®®®®® ®®®® ®®  ®®®®®® ®®®® ® ®®®®®®® ®®®® ® ®®®®®®® ® ®®®®®® ®®®®®®®® ®® ®®® ®®®®®® ®®®®®® ®® ®® ®®®®®®®®®®®®®® ® ®®®®®®®® ®®® ®®®®®® ®® ®®® ®®®®®®®®® ®®®® ®®®®®®®®® ®®®®®®®® ®® ®®®®®® ®®®®® ®®® ®® ®®® ®®®®®®® ® ®®®®® ®®®®®®®®® ® ®®® ®®®® ®®®®®®®®®®®®® ®®®®®®®®® ®®®®®®®®® ®®®®®®®®®®®®®®®®® ®® ®®® ®®®®®®®®®®®®®®®® ®®®®®®® ®®®®®®®®® ®®®®®®® ®®® ®®®®®®® ®®®®® ®®®®®®® ®®®®  ®®®®® ®®®® ®®® ®®®®®®® ®®®® ® ®®®®®® ®®®®®®®®®® ® ®®®®®® ®®®®® ®®®®®®®®®® ®®®®®® ®®® ®®®® ®®® ®®®®®®®®® ®® ®®® ®®®®® ®®® ®®®®®®®®®®® ®®®®®® ®®® ®®®®®®® ®®®®®®®® ®®® ®®®®® ®®®®®®® ®®®®®®® ®®®®®® ®®® ®®®® ®®® ®®® ®®®®®®® ®®® ®®® ®®®®®®®®® ®® ®®®® ®®®®® ®® ®® ®®® ®®®®®

®®®®®®®®®

®®®®®®®®® ®®®®®® ®®®®®®®  ® ®®® ®®®®®®®® ®® ®®® ®®®®®®®®®®®® ®®®® ®®®®®®® ®®®®®®® ®®®®®®®®® ®®®® ® ® ®®®®®®®®® ®® ®®® ®®®® ®®®®® ®®® ®® ®®® ®®®®® ®®® ®®®®® ®®®®®®®® ®® ®®® ®®®®®®®®®® ®®®® ®®®®® ®® ®® ®®®®®®® ®®®®®® ®® ®®®®®® ®®® ®® ®®® ®®® ®® ®® ®®®®®® ® ®®® ®®®®®®®®®® ®®® ®®® ®®®®® ® ®®®®® ®®®® ®®®®® ®®® ®® ®®®® ®®® ®®®®®®®®®®®® ®®®® ®®®®®® ®®®®® ®®®®®®®® ®®® ®®®®® ® ®®®®®®®®® ®® ®®® ®®®®®®®®®®®® ®®®® ® ®®® ® ®®®®®®®® ®®® ®®®®®®®® ® ®®® ®®®®®® ® ®®®®®®®®®®® ®®®®®® ® ®®® ®®®®®®® ® ®®®®®®®®®®® ®®®®® ®®®®® ®®®®® ®®®®®®® ® ®®® ® ®®®®®®®® ®®®®® ®®®® ®®®® ®®®®® ®®® ®®®  ®®® ®®®®® ®®®®®®®®®® ®#®®® ®® ®®® ®#®®® ®®®®® nnnnnnn nnnnnnn

ç

®®®®®®® ®® ®#®®® ®®®®®®®®® ®®® ®®®®®®® ®® ®® ®®®® ®®® ®® ®®®®®®®® ®®® ®®®®®®#® ® ®®®®® ®®®®®®®® ®®®®® ® ®®®®®®® ®® ® ®®®® ® ®#®®® ®®®®®®®®®® ®® ®®® ®®® ® ® ®#®® ® ®® ®®® ®®®®®®®®®®® ®®®®®®® ®® ® ®®®®®®®®® ® ®®® ®®®®®®®®®®®®®®®®®®®® ®®®®®®®®®® ®®®®®®®®®®® ®®® ®®®®®®®® ®®®®®®®®®®® ®®®®®®®®® ®®®®®®® ®®® ®®®®® ®®®®®®® #®®® ®®®®®® ®®®® ®®® ®®®®®®®® ®®®®®®®®® ®®®® ®®® ®®®®®® ®  ®® ®®®®®®® ®® ®®®®®®® ®®®®®®®®®®®®® ® ®#®®® ®® ®®® ®®®®®®®®® ®® ®®®®  ®®®® ®®®®® ®® ®#®®® ®®®® ®® ®®®®®®®®®® ®® ® ®®®®® ®®® ®®® ®®®®®®®®®®®®® ® ®#®®® ®®®® ®®®  ®®®® ®®®®®

­­ %­ ­­ &­­

­­­­ 

®®®®® ®®® ®®®®®®®® ®®®®® ®®®®®®®®® ®®®®®® ®®®®® ®® ®®® ®®®®®®®® ®®®®®®® ®®®®® ®®® ®®®®®® ®®®® ® ®®®®®® ®®® ®® ®®® ®® ®® ®®®®®®® ®®®®®® ®®®® ®®®® ®® ®®® ®®®®®® ®®® ®®®®®®®®® ®®® ®®® 0®®®® ®®®®®0 ®®®® ®®®®®®®® ®®® ®®® ®®®®®®®®®®®®® ®®® ®®® ®®®® ® ®®® ®®®®® ®® ®®®® ®®®®® ®®®® ®®® ®®®®®® ®®® ®®® ®® ®®®®®®®®®® ®®®  ®®®®®®® ®® ®®® ®® ®®®®® ®®®® ®®®®®®®®®®®® ®®®®®® ®®®®®®® ®®®®®®® ®® ®®® ®®®®®®®® ®®®®®®®®® ®®®® ®®®®®®® ®®® ®#®®®® ®®® ®®®®® ®®®®® ®® ®®®®®®®®® ®®® ®®®®®®®®®® ® ®®®®® ®®®

)®®®

®®®®®

®®®®®®

®®® ®®®®® ®®®® ®®® ®®®®#®® ®®® ®®®®®®® ®®®®®® ®®®® ®®®®®® ®®® ®®®®®®®®®®®® ®®®®®®®®®® ®® ®®®®®® ®®®® ®®® ®®® ®®®®® ®®®®®®®® ®®®®®®®® ®®® ®®®®®®®® ®®®®®®® ®®® ®®® ®® ®®® ®®®®®®®®® #®®® ®® ®®® ®® ®® ®®®®®®®®®®® ®® ®®®®®®®®® ®®® ®®® ®#®®® ®®®® ®®®®® ®®®® ® ® ®®® ®®® ® ®®®®®®® ®®®®® ®®®®®®® ®®®®®®®®®®® ®®®® ® ®®® ®®®®® ®®® ®®®®®®® ®®® ®®®®®®® ®®®®®®® ®®®®®® ®®®®®®®®®#®®® ®®®®® ®®® ®®® ®®®® ®®®®® ®® ®®®®®®  ®®®®®®® ®®®® ®®®®® ®® ®®® ®®®®® ®®®®®® ®®®®®® ®® ®® ®® ®®®®®®® ®®®®®® ® ®®®®® ®®®®®®®®®®®® ®®®® ®®®®®®®®®®®® ®®®®® ®® ®®®®®® ®® ®®®® ® ®®® ®®®®®®®®® ®®®® ®®® ®®® ®®®®®®® ®®®®® ®®®®®® ®®® ®®®®® ®®®® ®® ®®®® ®®®®®® ®®®® ®®® ®®®®®®®®®® ®® ®®® ®®® ®®®®®®®®® ®®® ®®® ®®®®® ®® ®®® ®®® ®®®®®®®®® ®®®®®® 0®®®®®®®® ®®®®®®0 ®® ®®®® ®®® ®®®®®®®® ®®®® ®®® ®®®®® ® ®®®®®® ® ®®®® ®®® ®®®®®®®® ®®®® ®®®® ®®®® ®®® ®®® ®®®®®®® ® ®®® ®®®®® ®®® ®®® ®®®®®®® ®®®®®

­% ­­­­­­ ­ ­­ ­  ­­­­ ­  ­­ ­%­­ ®®®® ®® ® ®®®®® ®®®® ® ®®®®®®®® ®® ®®® ®®®® ®®®®®® ®®®®® ®#®®® ®®® ®®®®®®®®® ®®®®®®® ®®® ®®®®®®®® ®®® ®®®®®®®®®® ®®®®®®® ®®®®®

®®®®®

®®®®®®

®®®®®®

  ­ ­­ %­ %­  &­­ ­ ­­­ ­­ ­­  ­­ ­­­­ ­ ­­­  ­  ­­­­­ nnnnnnn nnnnnnn



ç

 ­­­­ ­%­ &­­ ­­­­

®® ®#®®® ®®® ®®® ®®®®®®®®® ®®®® ®®®®®® ®® ®® ®®®®®® ®® ®®®®®®®® ®®®®®® ®®®®®®® ®®®®®®®®®® ®®®®® ®®®®®®® ®®®®®®®®®®®®®®®®®®®®®®®®®®®®® !®®®®®®® ®®®®®® ®® ®#®®® ®®® ®®® ®®® ® ®® ®®®®®®®®®®®® ® ®®®®® ®®® ®®®®®®®®®® ®®®®®®®®  ®®®® ®®®® ®®®®® ®®® ®®® ®®® ®®® ® ®®®®® ®®®®    ®®®   ®® ®®®   ®®® ®®® ®®®® ®® ®®®®® ®®®®®®®®® ®®®®®®®® ®®® ®®® ®®®®® ®® ®®®® ®®®® ®®® ®®®®®®®® ®®® ®®®®®®® ®®®®®® ®®®®® ®®® ®®®®®® ®® ®®®®®®®®®®®  ®®®®®®®®® ®®® ® ®®®®®®®®® ®® ®®®®® ®® ®®®®®®®® ®® ®®®®® ®®®®® ®  ®®®  ®®®®®® ®®® ®®® ®®®®®®®®®® ®®® ®®®®®®®®®® ®®®® ®®®®® ®®®®®®® ®®®®®® ®®®®®® ®® ®®®®®®®® ®®® ®®®®®®® ®® ®®®®®® ®®®®®®®®®® ®® ®®®®®®® ®®®®® ®  ®®®®®® ®®® ® ®®®® ®®®® ®®®®®®®® ®®®® ®®® ®®®®®®®®®®®® ®®® ®®®® ®®® ®®®®®®®® ®®®®® ® ®®® ®®®®® ®®®®®®®®® ® ®®® ®®®®®® ®®®®®®® ®®®®®® ®® ®®® ®®®®® ®®® ®®®® ®®®®®®

­­­ ­­  ®®®®® ®® ®®®®®®®® ®® ®®®®®®® ® ®®® ®®®®® ®®®® ®® ®®® ®® ®®®®®®®®® ®®®® ®® ®® ç

®®® ®®®® ®®®®®® ® ®®®®®®®®®® ® ®®® ®®®®®®®®® ®®®® ®®®®®®® ®® ®®® ®®®®®® ®® ® ®®®®®® ® ®®®®®® ®®  ®®®®®®®®®® ®®®  ®®®®® ®®® ®®®® ®®®®®®® ®® ®®®®®® ®®®® ®®®®®®®®®® ®®® ®®®®®® ® ®®® ®®®® ® ® ®®®® ®®®® ®®® ®®®®®®®  ®®®®®®®®® ®® ®®®®®®® ®® ® ®®®®®® ®®®®®®®®® ®® ®®®®®® ®® ®® ®® ®®®® ®®®®®®®®®®®® ® ® ®®®®® ® ®® ®® ®®®® ®®®®® ®®®®® ®® ®®®®  ®®®®®®®®® ®®®®®®®® ®®® ®®®®®® ®®®®®®®  ®®®®®®®®®®  ®® ®®® ®®®®®® ®®®®®®®® ®® ®®® ®®®®®® ®®®®®®® ®®® ®®®®®® ®® ®®®®®® ®®®®®®® ®®® ®®®®® ®®® ®® ®®®® ®®®®® ®®® ®®®®® ®®® ®®®®®®®® ®®® ®®®® ®®® ®®®®®®®® ®®®®®®® ®®®® ®®®®®®® ®® ®®®®®® ®®® ®® ®®®®®® ®®®®®®®®® ® ®®®®® ® ®®®®® ® ®®® ®®® ®®®® ®®® ®®®® ®®®®®®®®® ®® ®®®®®®® ®®® ®®®® ®®®®® ®®® ®®®®® ®®® ® ® ®® ®®® ®®®®® ®®®® ®®®®®®®®® ®®®® ®®® ®®®®® ® ®®®®®®®®® ®®®®®®®® ®®® ®®® ®®®®®®® ®®® ®®®®®®® ®® ® ®®®® ®®®®®®®®® ®®  ®®®®®®®®® ®®® ®®® ®®® ®®®® ®®®®®®® ®®®®® ®®®®®®® ®®® ®®®®®® ®®®®®®® ®®®®® ®®  ®®®®® ®®®® ®®®®®® ®®® ®®®® ®®®®® ®®® ®® ® ® ®®®®®

­­­ ®®®®®® ®®®®® ®® ®®®®®®® ®®®®®®®®®®® ® ®®® ®®®®® ®® ®®®®®®® ®®®®®®®®®®®® ®®®®®® ®®®®®®® ®®® ®® ®®®®®®®® ®® ®®® ®®®®® ® ®®®®®®®® ®®®®®®®®®®® ®®®®®® ®®®®® ®®®®®®®®® ®® ®®®®®®®®® ®®®®®®®® ® ®®® ®®#®®® ®®®®®®®®®®® ®®® ®®®®® ®® ®®® ®®®®®®®® ® ®® ®®®®®®® ®®® ®® ®®®®®®®® ®® ®®® ®®®®® ® ®®®®®®® ®®®®®®®® ®®®®®®®®®® ®®® ®®®®®®®®® ® ®®®®® ®®®®® ®® ®®®®®®® ®®®®®®®®® ®®®® ®®® ®®®®®® ®®®® ®®®®®®®®® ®® ®®®®®®®® nnnnnnn nnnnnnn

ç

®®®®®®®® ® ®®®®®®®® ®® ®®®®®®® ®®® ®®®®®®® ®®®®®®®®®® ®® ®®®®®®®®® ® ®®® ®®®®®®®® ®®®® ®®®®®® ®®® ®® ®®®®®®® ®® ® ® ®®®®®®®®®® ®®®®®®®® ® ® ®®®® ®®®®®® ®®®®®®®®®®®®®®® ®®®®®®®® ®®®®®®®® ®®®®®®®®® ®®®®®®®®®® ®® ®®®®®® ®®® ®®®®®®®®®® ®® ®®® ®®®®®®® ®®®®®® ®®®® ®®®®® ®®® ®® ® ® ®®®®®®® ®®® ®®®®®®®®®® ®® ®®®®®® ®® ® ®®®® ®®®®®®®® ®®®® ®®®®®®®®® ®®®®®®®®®®®®®®®®®®®®®®®®®®®®®®®®

­­­­

­ ­ ­ ­

®® ® ®®® ®®®®®®® ®®®®® ®®®®®®®®® ®®® ®®®®®®® ®®®®®® ®®  ®®®®®®®®® ®® ®®®®®®®® ®®®®® ® ®®® ®®®®® ®®®® ®®®®®®®®®® ® ®®®®® ® ®®®®®®®® ®®®®® ®®®® ®®®®®® ®®®®®®®®®® ®®®®®®® ®® ®®® ®®®®®®® ®®®® ®®®®®®®® ®®®®® ®®®®®®® ®®®®®®®® ®®®®®®®® ®®®®®®®®®®® ®®®® ®®®® ®® ®®®®®®®® ®®®® ® ®®®®®®®®®®® ®®® ®®®®®®® ®®®®®®®®®®®® ®®® ®®® ®®® ®®®®®® ® ®®®®®®®®®®®® ®®®®®®® ®® ®®®®®®® ®®® ®®®®®®®®® ®® ®®®®®®®®®®®® ®®®®®®® ®®®®®®®®®® ®®®® ®®®® ®®® ®®® ®®®®®®® ®®®®®®®®®®®® ® ®® ®®®®®®® ®®®® ®® ®®®® ®®  ® ®®®®®®®® ®®®®® ® ®®® ®®®® ®®® ®®®®® ®®®®® ®®® ®®®®  ®®®®® ® ®®®®   ®®®®®®®®® ®®® ®®® ®®®® ®® ® ®® ®®®®®®®® ®®®®®®®®®® ®® ®®®®®®®® ®®®®® ® ®®® ®®®®® !®®®®®®  ®® ® ®® ® ®®®®® ®®®® ®®®®®®® ®®®®  ®® ®®®®® ® ®®®®®®®®® ® ®®®®®® ®®® ®®®®®®®®®®® ®®®® ®®®®®®® ®®®®®®®®®®®® ®®® ®®®®®®®® ®®®®® ® ®®® ®®®®®

­­­­­ ­ ­ ­­ ­­ ®®®®®®®® ® ®®® ®®®®®® ®®®®®® ®®®®®®®®® ®®® ®®®®®® ®®  ®®®®®®®®® ®® ®®®®®®® ®® ® ®® ®®®®®®®® ®®®®®®®®®® ®® ®®® ®®®®®®®®®® ® ®®®®®®®®®®® ®®®® ®®®®®®®® nnnnnnn nnnnnnn

®® ®®®®®®  ®®®®®®®®® ®®®®®®® ® ®®®®® ® ®®®®®®®® ®®®®®®®®®®®®®®® ®®®® ®®®®®®® ®®®®® ®®®®®®®®® ®®® ®® ®®®®®® ®®®®®®®®®®® ® ®®®®®®®®®® ®®® ®®® ®®®®®® ®®®®®®®®®®®® ®®®®®®® ® ®®®®®®®®®®®®®®®® !®®®®®®®®® ®®®®® ®® ®®® ®®®®®®®®® ®®®® ®®® ®®®®®®®®® ®®  ®®®®®®®®® ®®®®®®®®®® ®® ®®®®®®® ®® ®®®®®® ®®®®®®®®® ®® ®®®®® ® !®®®®®®®®® ®®®®® ®®® ®®®®® ®®®®®®®®®®®®®®® ®®® ®®®®®®® ®®® ®®®®®® ®®  ®®®®®®®®® ®®®® ®®®®®®® ®®®®® ®®®® ®®® ®®®®®®®®® ®® ®®® ®®®®®®®®® ®®®®®®®®® ® ®®®®®®®® ®®®®®®®®® ®®® ®®® ®®® ®®®®®®®®® ®®  ®®®®®®® ®®® ®®®®®®® ®® ®®®®®®®® ®® ®®® ®®®®® ®®®® ®®®®®®® ®®® ® ®®®® ®®® ®®®®® ®® ®®®®®®®® ®®® ®®®® ®®®® ®® ®® ®®®®® ® ®®®®® ®® ®®®®® ®®®®® ® ®®® ®®®®®®®®®®® #®®®®®®® ®®® !®®®® ®®®®®®®® ®®®® ®®® ®®®®®®®®®®®®®®® ®®®®® ®  ®®® ® ®® ®®®®®®®® ®® ®®® ®®®®®®®®®®®® ®®®®® ®  ®®®®®®®®® ®® ®®® ®®®®®®®®®®®® ®®® ®®®®®®®®®® ®®® ®® ® ®®®®®®® ®®®® ®®®®®®®

­  ­

­­

 ®®®® ®®® ®®®® ®®®®®® ®®® ®®®® ®®®®®®® ®® ®®®®®® ®®®®®®® ®®®®®®®®®® ®®® ®®®®®®® ®®®®®®®®®®®® ®®®® ®®®®®®®®®® ®®®®® ®® ®®®®®®®®® ®®®®®®®®® ®®® ®®®®®®®®®®®® ®®®®®®®®®®®®® ®®®®® ®®® ®®®® ®® ®®®®®®®® ®®®®®®®®® ®® ®®® ®®®®® ®®®®®®®®®®®® ®®®® ®®® ®®®® ®® ®®® ®®®®® ®®®®®®® ®®®® ®®® ®®®®®®®® ® ®®® ®®®®

­

­­­­ 

®®® ®®®®®® ®® ®®® ®®®® ®®®®®® ®®® ® ®®®®®® ®®®®®®®®® ®® ®®® ®®®®® ®®®® ®®® ®®®®®®® ®®®® ® ®®®® ®®®®®® ®®®® ®® ®®® ®®®®®®®®®®® ®®®® ®®®®®®®® ®®®® ®®®®

ç

®®®®®®®®®  ®®® ®®®®®®®®®®® ®®®®®®®®® ® ®®® ®®®®®®®®® ®®®®® ®®  ®®®®®®®®® ®® ®®®®®®® ®® ® ®® ®®®®®®®® ®®®®® ®® ®®®® ® ®®®®® ®®®®®®® ®® ®® ®®®®®®®  ®®®®®®® ®® ®®®® ®®® ®®®® ® ®®®®®® ®®®®®®®®® ®® ®®®®® ®®® ®®®®®®® ®®®® ® ®®®® ®®®®®® ®®® ®®®®® ®®® ®®® ®®®®®®®®®®® ®®®® ®®®®®®®® ®®®®®®®®®® ®®® ®®®®®® ®® ®®®®®®® ®® ® ®®®®®®®®® ®®®®®® ®® ®®®®®®®® ®®® ®®®®®®®®®®®® ®®®®®® ®®®®®®®®® ®®® ®®® ®®®®®®®®®® ®®® ®®®®®®®®® ®®®®®® ®®®® ®®®®®®®® ®®®®®®® ®®®®®® ® ®®®®®®®®®®®#®® ®®®® ®® ®®®®®®®® ®® ®®®®®®® ®® ®®® ®®®®®®®®®® ®®®®®®®®® ® ®®®®®®®® ®®® ®® ®®®® ®®®®®®®® ®®®® ®®®®®®® ®®® ®®®®®®® ®® ®®®®®®®®® ® ®®® ®®®® ® ®®®® ®®®®®® ®® ®®®®®®®®®®®

­­%­­  ®®®®®®®® ®® ®® ®®®®®®®® ® ®®® ®® ®®®®®®®®®®®® ®®®®®®®®® ®®®®® ®  ®®®®®®® ®®®®®®®® ®®® ® ®®® ®®®®  ®®® ®®® ®®®® ®®®®®® ®®®®®® ® ®#®®® ®®®®®®®®® ®®® ®®® ®®®®®®® ® ®®®®® ®®®® ®®® ®®®® ® ®®®®®®®® ®® ®®®®®®® ®®®® ®®®®®®®® ®®® ® ®®®® ® ®®®®®®®®® ®#®®® ®®®®® ®®® ®®®®®®®® ®®®®® ® ®®®®®®® ®®® ®®®®® ®®®®®®®®® ®®®®®®®® ®®®  ®®®®®®® ®®®® ®®®®® ® ®®®®®®®®® ®®®®®®®® ® ® ® ®®®® ® ®®®®®®® ®®®®® ®®®® ® ®®® ®®®® ®#®®®®®®®®®®® ®®®®®®®®®®®®®®®®®®®®®®®®®®® ®®® ®®®®® ®®®®®® ®®®®® ®®®®®® ®®® ®®  ®®®®®® 

®®®®®® ®®®®®®®® ® ®®®®®®®®®®®®® ®®®® ®®®®® ®®®®®®®®®® ®®®®®®® ®®®®® ®®®® ®®®®®®®®®®®®® 

®®®®® ®® ®®®®®®®®®® ®®®®®®®® ® ®®®®®®®®®® ®®® ®®®®®®®®®®®® ®®®®® ®®®® ®®®®®®®®®® ®®®®®®®® ®®®®® ®®   ®®®® ®®®®®®®®®®®®®®®®®®®®®®



­

 ­ ­­­ ­ ­

­­­­ ®®®®®®®®® ®®® ®®®®®®®® ®®®®®®®® ®®®® ®® ®®®®®®®®®®® ®®®® ® ®®®®®®® ®®®®® ®®®® ®®®®® ®®®®® ®®®® ®® ®®®®® ®®®® ®®® ® ®®® ®®®®®®®®® ®®® ®®®®®®®®®®®®®® ®®® ®®®®®® ®®®®®®®®® ®® ®®®®®®® ®®®®®®®®®®®®®® ®®®®®®®®®®®® ®®® ®®®® ®®®® ®®®® ®® ®®®®®®®®®® ®®®® ®®®®®®®®®®®®®® ®®® ®®®®® ®®®®® ®®®®®®®® ®®®®®®®®®®®®®#®®®®®®®® ®®®®®®®®®®®®® ® ®®® ®®®®®®® ®®®®®® ® ®®® ®®®®®

­­% ­­­­­ ­ ­­­% ­­­­­ ®®®®®®®®® ®®® ®®® ® ®®® ®®®® ®®®®®®®®®®® ® #®®®® ®®®®®®®®®®® ®®®®®® ® ®®®®® ®®®® ®®®®®®® ®®®®®® ®®®® ®®® ®®®® ®®®®®®®®® ® ®®®®® ®®®®®®®®®®®® ®®® ® ®®®®®®®®® ®®®® ®®®®®®®® ®® ®®® ®®®®®®®®®® ® ®®®®® ®®®®®® ® ®®® ®®®®®®®®®®® ®® ®®®® ®®®® ®®®® ®®®®®®® ®®®® ®®®®®®®®®®®®®®®®®®®® ®®®®®®®® ®®®®®®®®®® ®®®®®®®®®® ®®®®®®#®®® ®®®® ®®®® ®® ® ®®® ®®® ®®®®®®®®®® ®®®® ®®® ®®® ®®® ®®®®®® ®®® ®®®®®® ®®®® ®®® ®® ®®®®®®® ®®® ®®®®®®®®®®®®® ® ®®® ®®®®®® ®®®® ®®®®®®® !®®®® ®®®®®®® ®®® ®®®®®®®® ®® ®®® ®®®®®® ®®® ®®®®®®®® ®®® ®®®®®®®® ®® ®®® ®®®®®® ®® ®®®® ®®®®®®®® ®®® ®®®®® ®®®® ®®® ®®® ® ®®®®®®® ®®®®®®®® ®®®®®® ®®® ®®®®® ®®®®® ®®®®®®® ®®®®® ®®® ®®®® ®®®®®®®®® ®®®®®®® ®®®® ®®® ® ®®®® ®®®®® ®®®®® ®®® ®®®®®® ®®® ®®®®®®®®® ®®®®®®®® ®®®® ® ®®®®® ®®®®® ®®® ®®®®®®®®®®®® ®®® ®®®®®®®®® ®®® ®®®®®®®®®® ®®®®®®®®® ®®®®® ® ®®®®®®®®®®® ®®®®®®®®® ®®®®®®®® ®® ®®®®®® ®®®® ®®® ® ®®® ®®®® ®®®®®®® ® ®®®®®®®®®®®® ®®®®®®®® ®®® ®®® ®® ®®®®®® ®®® ®®®®®®®®®® ® ®®®®®®®® ®®®®®®®®® ®®®®®® ®®®®®®® ®®® ®®®®®® ® nnnnnnn nnnnnnn