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C9)the atmosphere
carbon footprint
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Arwa
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Cards (14)
What is meant by the term carbon footprint?
The carbon footprint is the total amount of
carbon dioxide
and other
greenhouse gases
emitted over the
full lifecycle
of a product, service, or event.
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Why are carbon dioxide and methane considered greenhouse gases?
They contribute to
climate change
by trapping heat in the atmosphere.
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What human activities are causing the release of greenhouse gases?
Human activities such as burning
fossil fuels
and
agriculture
are causing the release of greenhouse gases.
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What does the carbon footprint aim to measure?
It aims to measure how much something contributes to
climate change
.
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What are some ways to reduce carbon dioxide emissions?
Insulating homes and turning down heating
Using public transport instead of cars
Switching to
renewable
sources of
electricity
Using energy-saving light bulbs
Turning off appliances at the plug
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What is a major source of carbon dioxide emissions related to home energy use?
Heating homes often comes from burning
fossil fuels
.
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How can using public transport reduce carbon dioxide emissions?
Public transport releases less carbon dioxide per
passenger
compared to
cars
.
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What is one way to reduce carbon dioxide emissions from electricity generation?
By switching to renewable sources of electricity, such as
wind power
.
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What are some challenges in reducing carbon emissions?
Solutions are often
expensive
and can be inconvenient for people.
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What is one of the biggest sources of methane emissions?
Agriculture, particularly from grazing
cattle
like cows.
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How can reducing beef and dairy consumption help with methane emissions?
It can decrease methane emissions from
cattle
, which release methane when they pass wind.
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What is a method to reduce methane emissions from landfills?
By trapping the methane and burning it to produce
electricity
.
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Why is trapping and burning methane considered a good idea?
Because methane is a much more powerful
greenhouse gas
than
carbon dioxide
.
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What is a potential drawback of trapping and burning methane?
It
costs
money
to implement this solution.
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