| A | B |
| human capital | the value that people bring to the marketplace |
| humanism | Renaissance idea that focuses on the importance of the individual |
| hydroelectric power | electricity made from water moving through a dam |
| ideology | ideas or theories that guide individuals, social movements, or groups of people |
| illiteracy | inability to ready and write |
| imperialism | strategy by which a state tries to put other states under its political or economic control; colonialism |
| import | bring or carry in from an outside source, especially to bring in (goods or materials) from a foreign country for trade or sale |
| import quota | a limit to the amount of a specific good that is imported |
| Inca | member of the group of Quechuan peoples of highland Peru who established an empire from northern Ecuador to central Chile before the Spanish conquest |
| Indigena | Spanish for 'indigenous;' Native American, or Amerindian; not mestizo; in Latin America, many indigenas do not speak Spanish, or speak it as a second language |
| indulgence | a pardon for sins committed |
| inflation | when the prices of goods rise |
| interest | the return to the owner of real capital |
| internationalism | a political movement which advocates a greater economic and political cooperation between nations for the benefit of all |
| Inuit | tribe of First Nations people; native people of Canada whose origins date back 12,000 years ago |
| invest | commit capital in order to gain a financial return |
| Islam | monotheistic religion practiced by Muslims |
| Judaism | monotheistic religion practiced by Jewish people |
| Kyoto Protocol | international agreement on global warming reached at the United Nations conference on climate change in Kyoto Japan, in 1997 |
| labor union | organization of workers formed to protect workers' rights |
| landform | geographic or physical feature of a region |
| latifundista | wealthy landowner of Latin America |
| literacy | the ability to read and write |
| literacy rate | percentage of people with the ability to read and write |