1. Leaves and lenticels on stem of woody-plants play an important role in absorbing cadmium from atmosphere. A number of broad-leaved trees have a rate of about 60 percent in absorption of cadmium. Roots of trees also play an important role in the absorption of Cd from soil and their absotrp-tioa fate is about 50 percent. .2. The pollutant Cd of a heavy metal absorbed from atmosphere can remove in the organs of plants. The law of removal is that Cd in root removes less. But this is variable in species of tr...