Unseen: Indonesia

Zidan is rarely allowed outside to play. He has asthma and Jakarta's toxic air could cause a deadly relapse. What can parents do to protect their children? Five-year-old Zidan has severe asthma. He mostly plays indoors, because the air in Jakarta is just too polluted. Outside, the skies are full of the dirty particles produced by traffic and industry. At times, almost enough to kill him.