| A | B |
| proof (n) | facts, information, documents etc that prove something is true |
| refugee (n) | someone who has been forced to leave their country, especially during a war |
| predict (v) | to say that something will happen, before it happens |
| dramatically (adv) | a lot |
| prosper (v) | if people or businesses prosper, they grow and develop in a successful way, especially by becoming rich or making a large profit |
| retreat (v) | to move away from the enemy after being defeated in battle |
| occur (v) | to happen |
| actually (adv) | in fact |
| harvest (n) | the time of year when crops are cut and collected from the fields |
| plunge (v) | to move, fall, or be thrown suddenly forwards or downwards |
| crop (n) | a plant such as wheat, rice, or fruit that is grown by farmers and used as food |
| famine (n) | a situation in which a large number of people have little or no food for a long time and many people die |
| struggle (v) | fight |
| recovery (n) | the process of getting back something lost, especially health, ability, possessions |
| agreement (n) | promise to do something |
| glacier (n) | a large mass of ice which moves slowly down a mountain valley |
| cause (v) | to make something happen, especially something bad |
| therefore (adv) | for that reason |
| during (prep.) | at same time in |
| look back (v) | to think about something that happened in the past |