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
What Is Man? (Twain essay) its dark and anti-religious nature. Isaac Asimov apparently had in mind this story when he wrote "... That Thou Art Mindful of Him", since Asimov's title is from the same Bible verse, and two of Asimov's robots debate the same subject. What Is Man? (Twain essay) "What Is Man?" is a short story by American writer Mark Twain, published in 1906. It is a dialogue between a Young Man and an Old Man regarding the nature of man. The title refers to Psalm 8:4, which begins "what is man, that you are mindful of him...". It involves ideas of determinism