Unit 5
No description yet. This curated deck is ready for daily study.
Card preview (24)
What DTM stage is pre-industrial
1
What DTM stage is the transitional stage
2
What DTM stage is industrial
3
What DTM stage is post-industrial
4
What happens to go from stage 1 to stage 2 on a DTM
Health care, industrialization, water quality, sanitation
What happens to go from stage 2 to stage 3 on a DTM
Better education for women
What is the ozone layer
The diffuse layer of ozone molecules in the atmosphere
What are the main types of UV that ozone absorbs
UV-C and UV-B
What molecule reacts with UV from the sun and prevents some UV from reaching earth
Ozone
What is ozone photolysis
Ozone naturally destroyed when UV interacts with O3.
What are chlorofluorocarbons (CFCs)
Extremely stable, nonreactive, nontoxic, and nonflammable man made compounds
What are ozone depleting substances (ODS)
Chlorine, bromine, hydrofluorocarbons
Where is the ozone layer located
Stratosphere
What is the ozone hole
A severely depleted region of ozone
Where does the biggest ozone hole occur and why
Antarctica Clouds accumulate chlorine in the winter and it melts and releases it in the spring
What is the montreal protocol and what year
1987 An agreement to reduce CFC production immediately and eliminate by 1996
What are the most dangerous ozone depleting substances
Nitrogen dioxide (N2O) and NOx
Does the hole in the ozone layer cause global warming
No
What is climate change
Long-term shifts in patterns of temp and precipitation
How many years is climate measured over
30
What are Milankovitch cycles
Changes in earth’s orbit shape, tilt, and wobble on its axis
What do milankovitch cycles primarily determine
If we will experience glacial or interglacial conditions
What is the top 3 greenhouse gas emissions in the us
• CO2 • Methane • NO2
What is the top emitter of greenhouse gases in the US’s economic sector
Transportation