6-Feb-2023: Geologists have found the presence of Magnetite Pollution on the roadside Dust of Kolkata.
Magnetite Pollution
- Presence of magnetic mineral magnetite (Fe3O4) in the environment
- Result of human activities such as mining, steel production, and industrial processes
- Magnetite is the most magnetic naturally occurring mineral on earth
- Contains about 72% metallic iron in it
- Found in Karnataka, Andhra Pradesh, Rajasthan, Tamil Nadu, Goa, and Kerala
Impact
Ecological Impacts
- Magnetic particles interfere with migratory patterns of birds and other animals
- Affects survival and reproduction of animals
Soil and Water Contamination
- Magnetite particles can contaminate soil and water
- Affects growth of plants and health of aquatic life
Human Health
- Inhaling magnetic particles can cause respiratory problems
- Lung cancer, cardiovascular disease, and central nervous system damage are other health problems
Building and Infrastructure Damage
- Magnetic particles can cause corrosion of steel structures and other metal objects
- Leads to damage over time
Electronic Equipment Damage
- Magnetic pollution can interfere with operation of electronic equipment
- Compasses and navigation systems are affected.