| A | B |
| Trans Siberian Railroad | largest continuous railroad |
| Russia transport oil & gas | pipelines |
| air, water & soil | Soviet disregard effects of industrialization |
| 90% people live | 3% of land |
| 50% oil reserves | North Africa, Southwest Asia & Central Asia |
| Caspian Sea | Largest landlocked body of salt water |
| Tigris & Euphrates rivers | Iraq |
| Mediterranean Sea | separates Europe & Africa |
| Aral Sea | 4th largest inland sea until 1960 |
| Nile Delta region | 90% Egyptian people |
| Sunni & Shea | Islam sects |
| Afganistan gov't | overthrown in 1960 by US |
| monotheism | believe in one god |
| OPEC | regulate production to control oil prices |
| tourism | religious and cultural importance |