The abiotic factors of the savannah are generally the same or similar as of most biomes. Abiotic simply refers to non-living components. Soil is sometimes called an abiotic factor though can and should be thought of as biotic. Climate, weather, latitude, geological underpinnings, etc. are all abiotic factors.
The term disinformation began as a term of Soviet tradecraft, first defined in the official Great Soviet Encyclopedia as the dissemination (in the press, radio, etc.) of false information with the intention to deceive public opinion..
Disinformation is intentionally false or inaccurate information that is spread deliberately. It is an act of deception and false statements to convince someone of untruth. Disinformation should not be confused with misinformation, information that is unintentionally false.