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Experts and web conferences

Web conference 1

The following questions and others from two schools are answered by Tim from Waste Manangement at Redvale in web conference 1:

Year 1-8 class

1. Has anything been invented to stop or ease leaching from waste?
2. Can we reduce the amount of waste we produce?
3. Can we pass more laws to stop producing plastic that is not biodegradable?
4. Can you please explain the process of how the methane gas is formed?
5. What types of machines do you use and what is the cost of running these machines?

Year 5 class

1. Can recycling be a negative thing?
2. What happens if we don’t recycle?
3. Why does plastic not break down?
4. What is something that should get recycled but doesn’t?
5. How can we make recycling easier?

Web conference 2

The following questions and others from schools are answered by Tim from Waste Manangement at Redvale in web conference 2:

Year 6 class

1. Who came up with the idea of gas pipes in the ground? Erin and scarlett Has anyone else done this? Who came up with the idea to collect all the gases and turn it into energy to charge the generators?
2. How much energy can the landfill make?
3. Why do you need to turn the gases into power?
4. How much energy does methane produce?
5. Do you use the energy created by landfill gas to power the landfill in any way?
6. How else are scientists using landfills to create energy?
7. How do scientist know that these gases are not still polluting our earth?
8. Is it possible to become waste free?
9. How much trash goes into the landfill each day?
10. How long does it take to full up a landfill?

Web conference 3

The following questions and others from schools are answered by Tim from Waste Manangement at Redvale in web conference 3:

Year 8 class

1. How do you stop it from smelling when you are working at the landfill?
2. What is your plan or goal for powering electric vehicles using the energy from the landfill?
3. Does the heat pumped into the greenhouses retain any toxic compounds, and if so, are these intercepted by the eggplants?
4. Since the battery supply in electric vehicles are limited, do you know what they will do in the future to construct longer lasting batteries?
5. How do you turn rubbish into energy?
6. What do you do with the eggplants?
7. If every day, rubbish is being is produced, what do you do with it all? Will there just keep being more landfills?
8. Can only certain types of rubbish be turned into gas which is used as energy?
9. Can the rubbish be used for other things as well as energy?
10. How long does rubbish take to change into gas which is used as energy?
11. How do you think the world can be improved in terms of using sustainable electricity?

Meet Tim from Waste Management at Redvale

Tim Brake is a chemical engineer who is the Commercial Manager for Waste Management at Redvale Landfill - more about Tim.

Web conference activity

• Web conference activity: Students can work on this activity while they listen to live or recorded web conferences - PDF (118k) | Google Doc. 
• Web Conference summary: Use the web conference summary sheet - PDF (78k) | Google Doc.