The graph below shows the proportion of the population aged 65 and over between 1940 and 2040 in three different countries.
The graphs below provide information on global population figures and figures for urban populations in different world regions.
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The graph below shows the population change between 1940 and 2000 in three different counties in the US state of Oregon.
The line graph below shows the population size, birth and death rate of England and Wales from 1700 to 2000.
The line graph shows the projected population growth of China and India.
Eating sweet foods produces acid in the mouth, which can cause tooth decay. (High acid levels are measured by low pH values) Describe the information below and discuss the implications for dental health.
The graph below shows the consumption of fish and some different kinds of meat in a European country between 1979 and 2004.
