October 8 Flashcards Preview

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Flashcards in October 8 Deck (13):
1

GHG concentration is over ____ ppm

400

2

What is the main contributor or CO2 to the atmosphere?

Coal burning

3

What does an excess of CO2 in the atmosphere do?

The CO2 traps heat and keeps in in the atmosphere, gradually warming our global climate

4

What country produces the most CO2 emissions?

India

5

Methane is ______ potent than CO2

More

6

Why is methane a more effective GHG?

It takes less of it to trap the same amount of heat

7

What is permafrost?

A thick layer of soil that remains frozen throughout the year.

8

How does permafrost contribute to global warming?

It is darker than snow and absorbs more heat, this causes more snow to melt in the Arctic which raises ocean levels

9

The warmer the ocean is the ______ CO2 it absorbs

Less

10

What percentage of heat is absorbed by the ocean?

80%

11

True or false
Warming oceans will alter the circulation of he deeper waters

True because it decreases the thermohaline circulation

12

More acid rain occurs when more ______ is dissolved into the ocean

CO2

13

CO2 is a _________ and is contributing the the ________ of the earths climate

Greenhouse gas, warming