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Module 3 • Ecology: Blue Planet
BackgrActivity ound2-13-1
It’s a Waterful World
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Activity Level:
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pletion of this
Research Question: What are marine resources? activity students should:
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Background: Anyone who’s traveled beyond the borders of
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those borders—can attest to the remarkable diversity of life on earth.
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But as varied as our land-based plants and animals are, they pale
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in comparison to the world beneath the ocean’s surface. A mere en
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ects (Teacher Notes
20 percent, or one-fifth, of earth’s life-forms live on land; the vast
majority live in the sea.
O2b-5jae c“tSiávmeis D: ialects”
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This fact is less surprising when you consider that oceans make up
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71 percent of the earth’s surface—134 million square miles (347
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million km
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Moreover, unlike the land, the ocean extends for miles into a remote -
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realm that is almost unimaginable. In part, this remoteness is why we
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know so little about the ocean, in spite of the immense scale of both

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its size and life-forms.
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Although humans have never journeyed to the depths of the ocean,
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we have lived by its shores during our entire sojourn on the planet,
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ion of rights.
and eventually named and divided it as we used it as a highway to
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exploring the world. Our special relationship with the sea is due in
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ety.
part to the bounty it offers in terms of its natural resources. It has
natural resources.
served us with transportation, recreation, and of course food, and it
Time Consideration:
has served increasingly to supply our ever-growing appetite for raw
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materials such as oil and minerals.
2 45-minute periods
Yet, though it appears to be a vast, largely untapped source of
Materials:
natural resources, the ocean, too, is finite. And since we know very
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little about its interrelated ecosystems, the onus is upon us to make - T e“aBcilhl eorf NRoigtehst s3”- 1a
wise decisions for its preservation. -

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Additional Resources


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BrainPOP Jr. movie “Water Cycle” – Describes the complete
- art supplies
movement of water from earth to air and back again.
“Treasures from the
Deep”
BrainPOP Jr. movie “Arctic Ocean” – A primer on Arctic marine
-V Sotucdaebnut lPaargye: 3-1a
ecology for youngsters.
ri“gThhtes, Wlaiwdes, SBeialls ”of Rights
https://www.cia.gov/library/publications/the-world-factbook/geos/
-( Ua. Sr.u),l evra tluheast, mameaesnudrems e nts,
oo.html CIA World Fact Book: Southern Ocean – Description coinm cmenutnimityeters
(for teachers) of the reasons for designating the Southern Ocean - several pieces of paper
a fifth ocean.
-C oscnistsinoursed on page 7
- glue sticks
- crayons or colored pencils
Continued on page 7
PolarHusky.com
© NOMADS Online Classroom Expeditions GoNorth! Greenland 2010 Curriculum 6
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