Q.What are the various methods you suggest to protect our environment from pollution?

Step 1. As responsible individuals, environmental protection starts with recognising the threat and taking action locally, nationally and internationally.

Step 2. The unit lists six concrete strategies: (1) waste management -- proper disposal of wastes; (2) recycling -- reusing disposed material, reducing land-fill and converting waste into useful forms; (3) substitution of less toxic solvents for highly toxic ones used in certain industrial processes; (4) use of fuels with lower sulphur content (e.g. washed coal); (5) growing more trees; and (6) adequate control measures on vehicle emissions. …

Reproduce the unit's own six-point list rather than inventing generic environmentalism talking po …

• Listing generic ideas (e.g. 'use less plastic', 'save water') that, while sensible, are not the six specific strategies this unit names -- stick to waste management, recycling, solv …