Carbon Footprints Flashcards

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Note: We may include questions that have multiple correct answers. It's useful to remember specific examples to understand these concepts better.

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What is a carbon footprint?

The total greenhouse gases released by a person, product, or event.

What unit do we use to measure a carbon footprint?

Kilograms (kg) or tonnes (t) of carbon dioxide. Other gases are converted to the same amount of CO2.

Which gases are counted in a carbon footprint?

Carbon dioxide, methane, and nitrous oxide are the main ones.

What are direct and indirect emissions in a carbon footprint?

Direct are from fuel you burn, like gas in a boiler. Indirect are from making the power and goods you use.

Name three things that increase a person’s carbon footprint.

Heating and electricity at home; car or plane travel; eating lots of beef and dairy.

What is the carbon footprint of a product?

All the greenhouse gases from making it, transporting it, using it, and disposing of it.

Why is a carbon footprint hard to measure exactly?

There are many sources. Data can be missing. People choose different things to include.

Give two ways a person can reduce their carbon footprint.

Use less energy at home and travel by bus, train, bike, or walk.

Give two ways a business can cut its carbon footprint.

Use renewable electricity and improve energy efficiency in buildings and machines.

How can governments help reduce carbon footprints?

Set taxes or limits on emissions. Support renewable energy and public transport.

What is carbon offsetting?

Paying for projects, like planting trees, to balance some of your emissions.

Why is reducing a carbon footprint important?

It cuts greenhouse gas emissions and helps slow climate change.