Endangered earth lvl 2

1. Climate changes

1.1. Drought

1.2. Desertification

1.3. ground water

1.4. a tidal wave

2. Sarcity and Surplus

2.1. misuse

2.2. mismanage

2.3. be short of

2.4. overflow with

3. Waste

3.1. household waste

3.2. industrial waste

3.3. hazardous waste

3.4. chemical waste

3.5. radioactive waste

3.6. junk

3.7. stink

3.8. pile up

3.9. leak

3.10. poisonous

4. Global damage

4.1. Depletion

4.2. Soil erosion

4.3. Acid rain

4.4. The greenhouse effect

4.5. Impoverish

4.6. Exhaust

4.7. Dig

5. Pollution

5.1. Air

5.1.1. Exhaust fumes

5.1.2. Carbon dioxide

5.1.3. Road traffic

5.1.4. Fog

5.1.5. Lead

5.1.6. Poisoning

5.1.7. Asthma

5.1.8. Choke

5.1.9. Gasp for beath

5.1.10. Stifling

5.1.11. Cancer-causing

5.2. Water

5.2.1. Sewage

5.2.2. A sewer

5.2.3. An oil slick

5.2.4. Dump / Discharge