20 November 2011
- 02:1702:17, 20 November 2011 diff hist +149 Open Source Appropriate Technology No edit summary
- 02:1602:16, 20 November 2011 diff hist +149 Internet privacy No edit summary
- 02:1502:15, 20 November 2011 diff hist +150 Gallium arsenide solar cells No edit summary
- 02:1502:15, 20 November 2011 diff hist +150 Genetically modified organisms No edit summary
- 02:1402:14, 20 November 2011 diff hist +149 Food miles No edit summary
- 02:1302:13, 20 November 2011 diff hist +149 Appropriate technology No edit summary
- 02:1102:11, 20 November 2011 diff hist +151 Appropriate technology No edit summary
- 02:1002:10, 20 November 2011 diff hist +150 Appropriate Technology Sourcebook No edit summary
- 02:0802:08, 20 November 2011 diff hist +151 Terraces and ditches at Petegral No edit summary