Canadian Resources

Many $5 Bills Contained Images Of Our Resources

Resources

What are some of our resources here in Canada?

Resources

Water Soil Minerals Fossil Fuels (oil, natural gas) Forests Air? Fish & Wildlife?

Renewable Resources

Which of our resources are renewable?

Non-Renewable Resources

• Which of our resources are not renewable?

Sustainability

What is “sustainability”?

Sustainability

An approach to development that meets the needs of the present without negatively affecting the ability of future generations to meet their needs

Do you agree with this definition?

Sustainability

Matching periodic harvest with natural growth

Do you agree with this definition?

Sustainability

Consumption rates do not exceed the rates of regeneration

Do you agree with this definition?

Sustainability

Which resources do we harvest in a sustainable way?

Sustainability

Which resources do we harvest in a sustainable way?

How is this different from a renewable resource?

Concept Check

• Ecological Footprint• Product Life Cycle• Renewable Resource• Non-Renewable Resource• Sustainability

More About Water!

• We are number two in world water wealth … and number two in world water consumption. So what does non-sustainable use of water look like? When does water become a non-renewable resource?

Case Study: The Aral Sea

Case Study: The Aral Sea

Case Study: The Aral Sea

• Other side effects include the distribution of 200,00 tons of salt onto the farmlands surrounding the Aral sea. The winds drop this salt anywhere within a 300 km radius, reducing the fertility of the farms which it feeds

Agriculture

• Nitrogen extraction in the form of plant material requires the addition of nitrogen to the soil in the form of fertilizer.

• This fertilizer can then run off into streams and into our drinking water … or

Algae Blooms

• Excess nitrogen can cause algae blooms reducing drinking quality and ability to support life

Agriculture

• What does sustainable agriculture look like?

Sustainable Agriculture

Contour Agriculture No-Till agriculture On-Site Nitrogen Sources Crop Rotation

Intermission

• Before going to the wiki page for the reading activity we are going to review the terminology and concepts we have learned by playing a game.