
sigkaat

us geological sarveyile jeevanakkaranaaya jerry mcfaul 1986 ll sthaapicha oru prathyeka thaalpparya grooppaayirunnu sigkaat (sidi aaplikkeshanukalum saankethikavidyayum sambandhicha prathyeka thaalpparya group). 75 rajyangalilaayi 11,000 amgangalulla ithu lokathile ettavum valia sidi-roome upayokthaakkalude groupaayi maari. sigkaat 1999 vare vaarshika sammelanangal nadatthi.
2002ll sigkaat thangalude domaine naamamaya 'doubleu. dablyu. dablyu' anuvadichittundennu kandethi.sigkaat.org, kaalaharanappedunnu, peru oru ashleela saitt oopparettar veendum rajisttar cheythittundu. 
2002 oode sii. dii. interactive associationil (sii. dii. eiii) ninnu uthbhavicha oru samghadanayaaya dvd associationil (dvda) sigkaat ulppeduthi.