| A | B |
| landfill | place where trash companies dumo waste |
| contiguous | land joined together by a common boundary |
| recycling | reusing materials instead of throwing them away |
| fossil fuels | coal, oil and natural gas |
| ethnic group | people who share a culture, language or history |
| federal republic | a type of government that has a division between national and state governments |
| representative democracy | type of government where voters choose leaders to make and enforce laws for the benefit of the people they represent |
| suburbs | smaller community surrounding a larger city |
| rural | relation to the countryside |
| colony | a settlement that is controlled by another country |