Linguistics is the scientific study of language, and involves an analysis of language form, language meaning, and language in context. The earliest activities in the documentation and description of language have been attributed to the 6th century BC Indian grammarian Pāṇini, who wrote a formal description of the Sanskrit language in his Aṣṭādhyāyī.
More than a billion people globally do not have enough clean water and 2.6 billion people lack adequate sanitation. Italian researchers in a region challenged by drought plan to remedy that at both the local and global scale.
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