Home » Maths for Planet Earth » Annual Carbon Dioxide Emissions

Annual Carbon Dioxide Emissions

The table below shows information about the annual CO₂ emissions from 140 cities.

a) Work out an estimate for the mean CO₂ emissions across the 140 cities.

[3 marks]

b) Estimate the total amount of CO₂ emitted from the 140 cities by using the mean value.

[1 mark]

c) Draw a frequency polygon representing the table.

[3 marks]

Start exploring

GCSE

A new kind of gas-fired power station releases on average 1.73×104 kg of pure carbon dioxide (CO2) every day. It also uses the heat

GCSE

Human-induced warming is currently increasing at 0.02°C / year. (a) If human-induced warming was at 0.9°C in 2010, what will it be in 2020?[2

A Level

A small company is planting trees in areas of the Amazon rainforest that have been affected by forest fires. On any day, the cost

A Level

A small company’s carbon dioxide (CO₂) emissions since 2000 can be modelled using the parametric equations [12x = t, y = 8t – 4.9t^{2}