Across
- 2. These artistic carvings of famous people can be damaged due to acid rain.
- 6. This gas is given off when burning fossil fuels and causes global warming.
- 7. Using this type of energy would reduce the amount of greenhouse gases given off.
- 9. This scale is used to measure how acidic or alkaline something is.
- 10. These are being cut down and it is increasing the amount of carbon dioxide in the atmosphere.
- 11. This is a second type of gas which can cause acid rain.
- 13. This is the name for rainwater which is acidic.
- 15. dioxide This gas is given off when burning coal and oil. It causes acid rain.
- 16. This gas is given off by farm animals from they pass gas. It causes global warming.
Down
- 1. Doing this environmentally friendly process can help reduce global warming.
- 3. This effect of global warming is dangerous to coastal towns.
- 4. This is the name for the warming of the Earth due to excess heat being trapped from pollution.
- 5. These layers of gas around the earth trap in heat.
- 8. These natural mountainous hills release gases which cause acid rain.
- 12. Fossil fuels are burned to produce this.
- 14. These animals can be killed from acid rain.