Pollution Reduction Policies (AQA A-Level Geography): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
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Practise the cards
10 cards from this deck
How historical smog forms
How historical smog forms
Fog combines with smoke particles in atmosphere
Deaths from Dec 1952 London smog
Deaths from Dec 1952 London smog
Over 4,000 deaths
How photochemical smog forms
How photochemical smog forms
Sunlight reacts with NOx & hydrocarbons from vehicle exhaust
What an inversion layer does
What an inversion layer does
Warm air above cool air traps pollutants at ground level
Clean Air Act 1956 introduced
Clean Air Act 1956 introduced
Smoke-free zones in urban areas
London NOx hours: 2016 to 2019 reduction
London NOx hours: 2016 to 2019 reduction
From 4,000 hours to 100 hours annually (97% reduction)
When ULEZ introduced in London
When ULEZ introduced in London
2019
When London Congestion Charge introduced
When London Congestion Charge introduced
2003
What SUDS aims to do
What SUDS aims to do
Mimic natural drainage patterns, manage water quality & quantity
Industrial zoning pollution strategy
Industrial zoning pollution strategy
Locate downwind of homes & build taller factory chimneys