Glaciers

How are they made?

A glacier begins when snow doesn’t completely melt away during the summer. Each with new snow falls on top of the old snow. Thick layers of snow are gradually compressed into glacial ice.

Glaciers grow and shrink in response to climate

Interactive Song

Glaciology - the study of glaciers Glaciologist - a scientist who studies glaciers Glaciers- Huge masses of ice Ice Calving- the sudden release and breading

away of a mass of ice from the glacier Iceberg- A huge chunk of ice floating in the

ocean they come in small, medium, and large. Snout - the end of a glacier Firn - older snow

Vocabulary!

Glaciers

Huge masses of ice

Glaciologist

Doing work!

Calving

snout

Firn

The layers of old snow

Small bergs

a little smaller than a car

known as “growlers,”

larger bergs about the size of a

house Called ”bergy bits.”

Facts! 10% of land on Earth is

covered with glacial ice Glaciers store about

75% of the world's freshwater.

During the last ice age, glaciers covered 32% of the total land area.

• The tallest known iceberg in the North Atlantic was 550 feet (168 m) above sea level.

http://beyondpenguins.ehe.osu.edu/issue/icebergs-and-glaciers/all-about-icebergs

http://kids.britannica.com/elementary/article-353281/Iceberg http://en.wikipedia.org/wiki/Ice_calving http://www.neok12.com/Glaciers.htm http://kids.discovery.com/tell-me/curiosity-corner/earth/in-the-ocean/what-ar

e-glaciers http://www.onegeology.org/extra/kids/earthprocesses/glaciers.html http://www.google.com/imgres?

q=glaciers&um=1&hl=en&tbo=d&biw=1280&bih=923&tbm=isch&tbnid=6wzyRW4w6QeffM:&imgrefurl=http://en.wikipedia.org/wiki/Glacier&docid=pqdKY1vgrEEaZM&imgurl=http://upload.wikimedia.org/wikipedia/commons/thumb/5/5c/Perito_Moreno_Glacier_Patagonia_Argentina_Luca_Galuzzi_2005.JPG/220px-Perito_Moreno_Glacier_Patagonia_Argentina_Luca_Galuzzi_2005.JPG&w=220&h=147&ei=9PS8UNSnK4GG2wW094HoBQ&zoom=1&iact=hc&vpx=205&vpy=209&dur=364&hovh=117&hovw=176&tx=125&ty=77&sig=103507630895865753834&page=1&tbnh=117&tbnw=176&start=0&ndsp=31&ved=1t:429,r:1,s:0,i:152

References