Pit latrines are sometimes also referred to as "dry toilets" but this is not recommended because a "dry toilet" is an overarching term used for several types of toilets and strictly speaking only refers to the user interface [REF].
A pit latrine may or may not count towards the Millennium Development Goals (MDG) target of increasing access to sanitation for the world's population, depending on the type of pit latrine: A pit latrine without a slab is regarded as unimproved sanitation and does not count towards the target.