Climate Change

Question 1

How do undersea volcanoes affect climate?

Answer 1

They warm the oceans

Question 2

Intermediate term solar radiation

Answer 2

Decadal

Question 3

Positive feedback mechanisms

Answer 3

Water vapor, carbon dioxide, methane

Question 4

When was the medieval warm period?

Answer 4

900 to 1400 A.D.

Question 5

How far back do you varves take us?

Answer 5

13,000 years

Question 6

Negative feedback

Answer 6

Cooling

Question 7

Negative feedback mechanisms

Answer 7

Snow/ice, high altitude particles, clouds

Question 8

What are the major science of climate change?

Answer 8

Strong trend of warming or cooling over many decades
Changing the timing of precipitation or snow events
Increased variability in the weather

Question 9

How do volcanic corruption’s affect climate?

Answer 9

Short term climate cooling

Question 10

What is the Holocene epoch

Answer 10

End of last glacial period

Question 11

Positive feedback

Answer 11

Warming

Question 12

What variables affects long-term solar radiation?

Answer 12

Changes in earths orbital geometry

Question 13

When was the end of the last glacial period?

Answer 13

11,700 years ago

Question 14

What happened from 1977 to 1998?

Answer 14

There was warming

Question 15

What is the Pleistocene epoch period?

Answer 15

20 glacial periods and warm interglacial periods

Question 16

Which oxygen isotopes are temperature sensitive?

Answer 16

O-18/O-16

Question 17

What happened from 1998 to 2012?

Answer 17

There was a flat/cooling trend

Question 18

What are varves?

Answer 18

Lake bottom sediments

Question 19

What is the mid-Holocene maximum?

Answer 19

A warm period of 6000 years ago

Question 20

What is dendrochronology?

Answer 20

The study of tree rings in the annual growth of trees

Question 21

What happened from 1948 to 1977?

Answer 21

There was cooling

Question 22

How far back do you oxygen isotopes take us?

Answer 22

750,000 years ago

Question 23

What was the Little Ice Age?

Answer 23

Cold weather in Europe, North America

Question 24

Varves are ____ during spring and summer and _____ during autumn and winter

Answer 24

Light, dark

Question 25

How much of the arctic sea ice retreated since 1979?

Answer 25

20%

Question 26

How do you ocean currents affect climate change?

Answer 26

Conveyor belt moves warm and cold water parcels but paths change

Question 27

How far back to you whether records go?

Answer 27

150 years

Question 28

What are some short term solar radiation variables?

Answer 28

The sunspots Cycle

Question 29

When was the Little Ice Age?

Answer 29

1450 to 1850 AD

Question 30

How far do historical documents and paintings go back regarding weather?

Answer 30

5000 years

Question 31

How far back does dendrochronology take us?

Answer 31

9000 years

Question 32

Where are temperature sensitive oxygen isotopes found?

Answer 32

Lake/ocean for settlement, Greenland and Antarctica ice course, cave deposits, ancient corals

Question 33

How was Paul and used to determine past climate change?

Answer 33

Past pollen indicates a types of abundance of plants which is climate sensitive

Question 34

What happened from 1900 to 1945?

Answer 34

There was minor warming