One place to get answers to questions about sanitation technologies is the WaterSanitationHygiene.org Forum.
Recent topics that sanitation practitioners have tackled are listed below.
Sanitation options in locations with a high water table
This question produced examples of options used in the Philippines, Haiti and Myanmar, and background material (3 Powerpoint presentations) from Oxfam.
Drawing: Oxfam
PeePoo bags
Are PeePoo bidegradable toilet bags suitable for use in emergencies?
Non-chemical latrines for music festivals
Suggestions came from Portugal where composting latrines and separate urinals for men and women were installed, and from the distributor of the commercially available women’s urinal the Shewee-inal.
Latrine emptying
Oxfam provided the technical details of their Poo-Pump (Manual Desludging Hand Pump – MDHP) in response to a question about latrine emptying options.
Poo Pump. Photo: Oxfam
Sanitation Updates 
Hi, nice post! I really like your post about sanitation.
Sanitation is an important part in achieving a proper living. Sadly, many people still not aware of it, though.
Keep up the good work!
Hi, I want to be a researcher in the field of high water table sanitation for my masters degree.Would you help sending review materials on the issue? Thank you.
Check out “Flood-proof toilets: pictures and designs” on the WASH Help desk blog.
Where could i get research sponsors in ” high water table sanitation?”