Getting metals from rocks

Question 1

environmental problems with quarrying limestone

Answer 1

1. huge ugly holes made
2. noisy and lots of dust produced
3. destroys habitats of animals and birds
4. needs to be transported away from quarry-lorries cause more noise and pollution
5. waste materials produce unsightly tips

Question 2

how does making things from limestone cause pollution?

Answer 2

1. cement factories make a lot of dust-breathing problems

2. energy needed to produce cement and quicklime, energy likely to come from burning fossil fuels which causes pollution

Question 3

positives of limestone

Answer 3

1. provides things people want e.g houses and roads
2. products used to neutralise acidic soil and acidity in lakes and rivers
3. used in power stations to neutralise sulfur dioxide (cause of acid rain)
4. quarry provides jobs for people and brings money into the local economy, leading to local improvements e.g in transport, roads and health
5. landscaping and restoration normally required as part of planning permission once quarrying is complete