Limnology global inland waters as part of the Earth System created a sub-discipline called global limnology. This approach considers the role of inland aquatic ecosystems in carbon cycling. Limnology is closely related to aquatic ecology and hydrobiology, which study aquatic organisms and their interactions with the abiotic (non-living) environment. While limnology has substantial overlap with freshwater-focused disciplines (e.g., freshwater biology), it also includes the study of inland salt lakes. The term limnology was coined by François-Alphonse Forel (1841–1912) who established the field with his studies of Lake Geneva. Interest in the discipline rapidly expanded, and in 1922 August Thienemann (a German
The Study of the Negro Problems Negro and American in a white American world, they should be constantly mindful of this while they discern how they fit in as citizens moving through a racially disconnected New World based on the outward perceptions of them from the white majority race. The focus of "The Study of the Negro Problems" is on the means of law enforcement used to separate blacks from their white counterparts and how social forces, as responses to the African slaves’ introduction into America, forced these laws onto the slaves and their ancestors. The Study of the Negro Problems The Study of the Negro