140
• Scrubbing of air pollutants present in air
• Disposal of solid waste into water body
• Accidental/incidental material/oil spills from ships/boats
• Act of terrorism
• Religious dumping of worship material/ash
• Accidental and/or intentional disposal of dead animals in water body
Accidental and incidental release of raw and waste materials into the oceans have
been causes of concern in recent years (Box 4.1).
Fig. 4.7 Defecation in riverbed
Fig. 4.8 Man washing clothes in river
4 Introduction to Environmental Sciences