Contents
| Introduction | 3 |
| How do I make a pathway in the spreadsheet? | 4 |
| How the Calculator works | 5 |
| Frequently Asked Questions | 12 |
| Emissions questions | 12 |
| Why are some emissions negative? | 12 |
| Energy supply and demand questions | 13 |
| How is biomass allocated across the sectors? | 13 |
| How does the Calculator ensure there is sufficient energy supply to meet demand? | 15 |
| How do you change the trajectory definitions (e.g. how can I redefine level 4)? | 15 |
| Cost questions | 16 |
| What discount rate do you use and how do you change it? | 16 |
| What finance cost assumptions do you use and how can you change them? | 16 |
| Where can you get total costs and cost/person/year? How can you graph these over time? | 17 |
| Assumption and data questions | 17 |
| How do you change the units? | 17 |
| What population figures have you used and how do you change them? | 17 |
| What GDP growth rate assumptions have you used and how do you change them? | 17 |
| Why are there three 2007 worksheets? | 17 |
| Excel specific questions | 18 |
| Why can’t I open the spreadsheet in Excel ’97? | 18 |
| What do ‘Index and Match’ formulae do? | 18 |
| What is a ‘Structured Table Reference’? | 18 |
| Webtool questions | 19 |
| How do you paste a pathway between Excel and the web tool? | 19 |
| Where can I see key information about my pathway, such as total electricity generation and electricity capacities, and energy demand for heat and transport? | 19 |