Renewable and Non-Renewable Resources
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nonrenewable resource
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Oil
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renewable resource
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Wildlife
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renewable resource
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Air
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nonrenewable resource
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Coal
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renewable resource
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Solar
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nonrenewable resource
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Natural gas
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renewable resource
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Water
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renewable resource
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Plants
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nonrenewable resource
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Rocks and Minerals
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renewable resource
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Wind
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renewable
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can replace itself through reproduction, be re-grown, or can renew itself naturally, can be living or non-living.
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non-renewable
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can not reproduce or renew itself, once non-renewable resources are used, they are gone forever.
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harvesting
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taking any resource including water, from earth's surface
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local environment
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all the living and non living things in a particular area.
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raw-materials
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resources before they are turned into products human use, for example, trees are raw materials for lumber and pulp and paper
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water cycle
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the natural recycling of water on earth so it can be used over and over again, water recycles through evaporation, condensation, and precipitation.
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surface runoff
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precipitation that runs along the surface of the land until it flows into a stream, river, lake, or ocean.
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groundwater
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precipitation that goes into the ground, groundwater that is not brought to the surface will eventually flow into a stream lake, or river.
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watershed
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an area of land that drains into a river or lake, precipitation that falls on a watershed either flows down to the river or lake, or sinks into the ground.
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leaching
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the process of carrying substance such a chemicals into the ground with ground water.
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soil pollution
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the state of soil that has been made unclean by chemicals and other harmful substance.
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water pollution
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the state of water that has been made unclean by harmful substance or organisms that can make animals and plants sick.
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solar energy
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energy that comes from the sun, solar energy can be changed into heat or electricity.
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what do you think renewable means?
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can replace itself through reproduction, be regrown or can renew itself naturally. (living or non-living)
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Why are some resources considered renewable?
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These resources are almost always there for us to use.
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living renewable resources
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A living resource produces more of it's kind while it lives and then it dies.
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Living renewable resources
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plants grow from seeds. Fish reproduce by laying eggs.
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non-living renewable resources
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Non-living renewable resources are almost always there for us to use.
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non-living renewable resources
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wind, water, air, sun
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What does harvesting means?
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taking any resources including water, from earth's surface.
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How did Aboriginal people conserve salmon?
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They used traditional fishing methods and did not catch a lot of salmon at a time.
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What is aquaculture?
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fish farming.
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What does processing mean?
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changing natural form to another form.
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Why are salmon processed?
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1. preserve 2. change way
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Name two traditional methods of processing salmon
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1. Air Dry or smoking 2. salting salmon
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Name four modern methods of processing Salmon
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1. canning 2. frozen 3. smoked 4. sold fresh
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Why do salmon need protecting?
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The number of salmon in BC is much lower than it was in the past.
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Tree are natural resources. List five different ways you use this resource.
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Ply wood, paper, card board, toilet paper, paper towels.
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How are BC forests logged?
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- clear cutting (more in the past) - selective logging (more common) - helicopter logging (coastal areas)
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What is the impact of logging?
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- bark, twigs and mud can collect in streams and rivers. - this can destroy animal habitat. ( especially salmon)
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What products are made from the raw materials?
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2 main kinds of products 1. lumber products: plywood, furniture, shingles. 2. pulp and paper products - paper, card board, toilet paper, paper towels.
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What three things are being done in BC to reduce the impact of logging?
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1. laws 2. certain areas X logging or less 3. replanting
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How did Aboriginal people use forests in the past? How is it same as how forests are used today?
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Past - Shelter, transportation, cooking, clothing, medicine.
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How do you use water every day?
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Before School: Brush, shower, drinking, wash face During school: Drink, wash hands, wash desk. After school: Cook, drink, toilet.
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Soil pollution
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what happens when chemical and other harmful substance get into the ground.
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Watershed
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an area of land that drains into a river or lake
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surface runoff
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when water runs over the surface of the land into a stream, lake, or ocean.
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water cycle
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how earth recycles fresh water
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leaching
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when groundwater picks up chemicals and materials as it goes into the ground
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water pollution
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what happens when harmful substance or organisms get into the water
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groundwater
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water that has seeped into the water
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Natural Resources
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animals-reproduction plants - regrown sunlight - end less supply water - water cycle renews it
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Condensation
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Process in which water vapor turns back into liquid water.
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Evaporation
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Process in which liquid water changes to water vapor.
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Examples of natural resources
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Trees, soil, and minerals
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Examples of nonrenewable resources
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Oil, gas, and coal
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Examples of Precipitation
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Rain, sleet, and snow.
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Precipitation
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Water that falls to earth.
