GEOGRAPHY

1. the state of having paid work
3. in, relating to, or characteristic of a town or city
5. Nigeria’s largest city
6. a place which contains millions of species of organisms arrayed in a very complex pattern
10. the introduction of harmful materials into the environment
11. it is able to be maintained at a certain rate or level
12. a former mining town in the Free State of Saxony, Germany

2. a time or set of circumstances that makes it possible to do something
4. occurs when the amount of traffic exceeds the design capacity, which is commonly the place during the morning and the afternoon peak hours
5. the capital of England and the United Kingdom
7. it is an arty area adjacent to the equally hip neighborhood of Hoxton
8. take or carry (people or goods) from one place to another by means of a vehicle, aircraft, or ship
9. an area of ancient woodland between Epping in Essex to the north, and Forest Gate in Greater London to the south