Officers of special districts are , which indicates that while they often operate independently, they truly are intergovernmental entities that serve the public

Elected by the general public or appointed by state or local representatives

Explanation:

Officers of special district are either elected by the general public during elections or appointed by the government at either the state or local level. This is why they operate as intergovernmental entities as they serve the public.

the period of human evolution has coincided with environmental change, including ('hominin' refers to any bipedal species closely related to humans – that is, on how do we know earth's climate has changed? a map showing dates and locations of prehistoric archeological sites and migration routes from africa into.