various things that may need some wiki gardening during the edit cycle in 201302

• the sidebar should be updated. it can be edited here → resilients
• collate various references and reading notes
• a few more nutshell bits
• write an overview and summary to the various threads. intro text → start
• various intro/overview/summary pages (c.f. the_pollinators_overview and future preparedness) should use the suffix “_overview”
• use articles as a way to get into the case studies
• clarify author links. c.f alkan, natbor or dougald hine
• etc+