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Intensive farming: livestock
This means many animals can be kept in a very
limited area, and is possible because of ...
Intensive farming can provide more food but there are disadvantages:
Waste (faeces and urine) can pollute nearby rivers and lakes.
Animals may suffer as they are not in normal social groups.
Disease can spread easily from animal to animal.
Use of antibiotics can select resistant strains of bacteria,
Heating and lighting are expensive - and cause more environmental damage.
The problem for the world is how to balance productivity (more food for humans) and
biodiversity (keeping the wide range of wildlife).
7 Learning Module Organisms and Their Environment | Class 11
