Solutions, Ozone Depletion, and Montreal Protocol Flashcards
The Clean Air Act gave what federal agency jurisdiction over the 6 Dirty Pollutants?
The EPA.
Pollutants have been reduced 30-40% due to what act?
The Clean Air Act.
Why are pollutants like NOx difficult to regulate?
They come from many non-point sources, which make it difficult to target emitters.
CFCs/freon (chlorofluorocarbons) are used in electricity, refrigeration, and air conditioning. What is an adverse consequence of CFCs?
CFCs/freon go into the atmosphere and can break down the stratospheric ozone layer.
Where are CFCs dangerous? Why is ozone depletion a bad thing?
They break down the ozone layer that limits permeability of UV radiation to Earth.
Why did nations work on Montreal Protocol? In other words, what was its purpose?
Numerous nations got together to reduce CFC emissions by 95%.
What is Antarctica suffering from because of CFCs?
An ozone “hole”.
