CONSEQUENCES OF POLLUTION
Effects of air pollution
- It can lead to respiratory diseases (when smoke, soot and dust are inhaled)
- Smog can reduce visibility and cause respiratory diseases.
- High concentration of carbon (ii) oxide can cause brain damage.
- It can cause cancer.
Effects of soil pollution
- Ill health to man and terrestrial animals
- Stunted growth in plants
- Barrier to water passage
- Changes in soil structure
- Offensive odour
Effects of water pollution
- Untreated sewage in water causes diseases such as cholera, dysentery etc.
- It leads to the death of aquatic animals.
- Offensive odour
- Oil spillage destroys farmland.
- Pesticides and herbicides make the water poisonous.
- Fertilizers can lead to the overgrowth of aquatic plants which blocks waterway.
- Taking in radioactive wastes can bring about genetic mutation.
CONTROL MEASURES OF POLLUTION
Control of air pollution
- Locating industries far from human habitation
- Educating people on the dangers of air pollution
- Keeping houses well ventilated
- Using tall chimneys to discharge waste gases high up in the sky
- Burning of refuse in incinerators
Control of soil pollution
- There should be a refuse to recycle.
- Organic fertilizers should be used effectively not excessively used.
- Government should create an avenue for proper refuse and sewage disposal.
Control of water pollution
- Proper disposal of sewage.
- Refuses can be buried.
- Oil spillage should be prevented.
- Sewage should be converted into fertilizers.
- Educating the public on the danger of water pollution.
- Fishing with chemicals should be discouraged.
- Oil pipeline vandalisation should be curbed.
- Highlight three control of air pollution.
- Enumerate two effects of water pollution.
Table of Contents
- Which of these is a cause of water pollution (a) oil pipeline vandalization (b) weathering (c) erosion (d) rainfall.
- Which of these is not a control of soil pollution (a) There should be refuse recycling (b) effective fertilizer use (c) proper refuse and sewage disposal (d) urinating in the toilet.
- Educating the public on the danger of pollution can bring about a control of pollution (a) true (b) not sure (c) false (d) don’t agree.
- Which of these animals is not affected when there is water pollution? (a) crabs (b) crayfish (c) fish (d) none of the above
- The following are causes of water pollution (a) faeces (b) oxygen (c) sewage (d) agricultural waste.
- State three control for soil pollution
- Enumerate three effects of air pollution