Problem #1
Problem #2
Solution #1
Solution #2
Acid Ocean
100
What is a major Carbon producer?
Cars.
100
Can it eventually harm people?
Yes.
100
Give some ideas on what might help.
Open ended.
100
Would both solutions combined have greater effect?
Yes.
100
What pH is normal?
8.2
200
What Kind of animals could this be fatal to?
Shelled Animals.
200
What effect will it have on oysters?
It will be fatal to reproduction.
200
What is something that we can add to the ocean to help?
Limestone.
200
how will (Solution #1 300) be a band-aid?
It will only neutralize the oceans pH for a short time.
200
What is the pH now?
8.0
300
What is The Problem?
Oceans are becoming more acidic.
300
How long has this been accelerating?
For the past two centuries.
300
What have geoengineers proposed to do?
Dump a ton of limestone into the ocean.
300
What is the amount in (Solution #1 300)?
300,000,000 Cubic Tons.
300
What could the pH reach by 2085?
7.8
400
How does acidification affect species in the ocean?
It dissolves shells.
400
What did people used to think about this effect?
That it slows down global warming.
400
What will the material geoengineers have proposed to add, do?
Add alkaline, an attempt to neutralize acidic content.
400
What will (Solution #1 500) do? How much of it? How?
It will price carbon, $12.50, a tax.
400
What happens when CO2 mixes with sea-water?
It creates carbonic acid.
500
How much more acidic has the ocean become?
30%
500
How much Carbon have the oceans absorbed?
More than a quarter of what we've released into the atmosphere.
500
What is the solution that will slow down the problem?
Make a tax on carbon.
500
How many tons of pollution would a tax on carbon keep out of the ocean
214,000,000
500
When was the last time the oceans acidified so quickly?
65,000,000 Years ago
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