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Multiple choice.
Which practices have reduced air pollution in Western Europe?

requiring the use of catalytic

converters

monitoring the use of water

improving the efficiency of engines

developing cleaner-burning fuel

adopting agricultural intensification strategies


Sagot :

Answer:

The correct options are:

- Improved engines; engines were improved significantly so that they can have the same power and agility but by using less fuel.

- Cleaner burning fuels; it has been invested a lot of time and money into improving the fuels and making them as effective as possible but also removing or lowering the most dangerous components towards the environment.

- Catalytic converters; this devices for exhaust emission control manage to convert the toxic gasses and polutants into less toxic pollutants by managing to catalyze a redox reaction.