Home » Maths for Planet Earth » There Is No Planet B

There Is No Planet B

Facebook
Twitter
Pinterest
Print

Here is a pie chart taken from Mike Berners-Lee’s book There is no Planet B. 

no planet b pie chart

a) Calculate angle x. (shown on graph in the fossil fuel section) 

[2 marks]

b) The ratio of the percentages of manure and CH4 to methane and paddy fields to enteric emissions is 7:3:8. Complete the pie chart.

[3 marks]

Start exploring

Latest from blog

More Maths for Planet Earth

A Level
In this question, all distances are measured in kilometres. 2 deep sea ocean current monitors, A and B, have position vectors (-1, 7, k)
GCSE
Cars and transport, and the gases and particulates that they emit from their exhausts have a serious effect on the environment and on human
GCSE
One way of reducing carbon dioxide in the atmosphere and slowing global warming is to plant trees which absorb carbon dioxide from the atmosphere.
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}