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7 Cards in this Set

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Methods of reducing NO3 from road vehicles

Catalytic converters e.g. catalyst of Rhodium with a chemical separation of oxygen and nitrogen with an end product of both.




Lean burn engine, air: fuel ratio

Methods of reducing emissions of


suspend particle matter

Increased air supply


Electrostatic precipitator


Cyclone separator


Filters


Scrubbers

Features that encourage temperature inversions

Valleys- cold air drops down the sides


Low wind speeds


Less cloud cover


Easy heat loss at night

What are photochemical smogs made up of?

Oxides of nitrogen (NO3)


Unburnt hydrocarbons


Ozone gas (O3)


PANS

How can acid rain harm plants?

denatures enzymes and proteins


damages root and leaf tissue


inhibits growths


causes nutrients leaching and reduced growth


increases mobility of toxic ions in the soil