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Study
True Stories B2+ Lesson 13
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turbine
a type of machine through which liquid or gas flows and turns a special wheel with blades in order to produce power
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Okay!
solar power
the sun 's energy converted into electricity
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wind turbine
a machine with long parts at the top that are turned by the wind, used to make electricity
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dam
a wall built across a river that stops the river's flow and collects the water, especially to make a reservoir that provides water for an area
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intermittent
not continuous; happening at intervals
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pollution
damage caused to water, air, etc. by harmful substances or waste
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landfill
a place where waste is buried under the ground
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source
where something comes from
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fuel
a substance that is burned to provide heat or power
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maintenance
the work needed to keep a road, building, machine, etc. in good condition
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petrol
a liquid fuel used in cars
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emission
the act of sending out light, heat, gas etc.
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energy
the power that comes from electricity, gas, etc.
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excess
a larger amount of something than is needed
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biofuel
fuel produced from plant material
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hydro electricity
electricity produced by the force of fast moving water such as rivers or waterfalls
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alternative
different from what is usual or traditional
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utilize
to use something for a particular purpose
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replenish
to fill up again
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