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Biblioteka

Glacial Geography and Climate Change

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Posljednje ažuriranje over 3 years ago
16
Overview

Go to https://nsidc.org/learn/parts-cryosphere/glaciers

Start on the Overview Page

What is a glacier?

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Science

Switch to the page that says Science.

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Why they matter

Switch to the page that says Why they matter and go to the section on Glaciers and the environment.

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What's Happening to the Glaciers?
Impact of Climate Change on GNP
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Pitanje 1
1.

What is a glacier?

Pitanje 2
2.

What is the difference between the two types of glaciers - alpine glaciers and ice sheets?

Pitanje 3
3.
Pitanje 4
4.

Complete the diagram.

Drugi mogući odgovor:
20-30% air
50% air
20% air
90% air
Pitanje 5
5.

What are the two ways a glacier will retreat?

Pitanje 6
6.

Graph the average glacial ice loss per decade.

Pitanje 7
7.

Match the components of a glacier to their definition.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Crevasses

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End of a glacier, usually the lowest end

Ogives

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Cracks in glacier ice

Glacier caves

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Bands that form on some glaciers just below icefalls. The bands alternate in both height and color, and result from seasonal patterns.

Terminus

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Occur when glaciers flow over a steep drop

Icefalls

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Caves form within the ice of a glacier

Pitanje 8
8.

Match the term to the picture showing an example.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Cirque

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Horn

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Arête

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Pitanje 9
9.

What type of landform is shown by the picture?

Pitanje 10
10.

What type of landform is shown by the picture?

Pitanje 11
11.

What type of landform is shown by the picture?

Pitanje 12
12.

What type of landform is shown by the picture?

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Pitanje 13
13.

This is a set of data from the glaciers in Glacier National Park and nearby Flathead National Forest.

Using the percent change formula, what is the percent change for Grinnell Glacier from LIA to 2015, which is one of the Park's most famous glaciers. Round to the nearest whole percent.

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Pitanje 14
14.

What is the percent change for all of Glacier's glaciers (GNP Total) from LIA to 2015? Round to the nearest whole number.

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Pitanje 15
15.

After watching the video, explore more information HERE.

Why should we care about climate change in glacier national park? Describe 3 issues/impacts that climate change has on the park.

Pitanje 16
16.

What can we do to reduce our impact on climate change in Glacier National Park? You can use what you already know or view some ideas on the GNP website.