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]

## More Maths for Planet Earth

A Level
##### Arithmetic Afforestation
A country decides to begin a reforestation program, starting in 2020, gradually increasing the number of trees planted per year by the same amount
A Level
##### Profiting from Reforestation
A small company is planting trees in areas of the Amazon rainforest that have been affected by forest fires. On any day, the cost
GCSE
##### Surviving Species
Climate change affects the habitats and environments of many species, some of which won’t be able to adapt fast enough to survive in their
GCSE
##### Climate Striking Students
The pie chart shows information about students going to a ‘Fridays for Future’ climate strike. 3360 more female students went to the strike than