The underlying problem of climate change.
What is the use of fossil fuels?
Trillions of mirrors launched into space to reflect light.
What is a planetary sunshade?
The source of all anthropogenic climate change.
What are humans?
The process in which plants remove carbon from the atmosphere.
The percentage of your grade the exams in this class are worth.
What is 20%?
The poem at the beginning of Chapter 7.
What is The Old Lady Who Swallowed a Fly?
Technosolutions involving massive intervention in the earth's systems.
What is geoengineering?
Burning fossil fuels.
What is a major contributor to CO2 emissions?
A threat the planet is facing.
What is an unhealthy dose of carbon dioxide?
Dr. Perkins' office.
What is Cramer Hall 17F?
The passage of this in the 1980s led to the recovery of the ozone layer.
What is the Montreal Protocol?
The perfect tree.
What is a CO2 vacuum?
A tool of destruction for coral reefs.
What is CO2?
Places that CO2 accumulates.
What is the atmosphere and oceans?
The year Portland State was established.
What is 1946?
"We might end up with worse fronts than if we had done nothing at all. So the question is..."
"Do you feel lucky?"
A technofix that dumps stuff into the ocean.
What is iron fertilization?
Excess nutrients in water, leading to higher than normal growth.
What is eutrophication?
Some regions will cool, and some will warm faster. (That's right, faster)
What is an effect of shooting stuff into the atmosphere?
Something that no climate report is complete without.
What is a polar bear dancing on a piece of ice?
A major force behind Reagan's proposed strategic defense initiative.
Who is Edward Teller?
The efficiency of 'the perfect tree' versus photosynthesis.
What is 1000 times more efficient?
Caused by an immediate stop of sulphate injections into the atmosphere after, say, a war, plague, asteroid, or other interruption.
What is 'abrupt climate change?'
Acid rain leading to the acidification of the ocean.
What is an effect of sulphate particles in the atmosphere?
The original name of PSU.