IRIS is a collection of instruments, materials, stimuli, data, and data coding and analysis tools used for research into languages, including first, second, and beyond, and signed language learning, multilingualism, language education, language use, and language processing.

2025年1月13日 · EPA's Integrated Risk Information System (IRIS) is a human health assessment program that evaluates information on health effects that may result from exposure to environmental contaminants.

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IRIS is a free, searchable, up- and downloadable collection of datasets and instruments, materials, and stimuli that are used to elicit data for research into first, second, and foreign languages.

IRIS: A digital repository of data collection materials for research into second language learning and teaching. Second Language Research Forum, "Theory meets practice".

2019年5月15日 · The Integrated Risk Information System (IRIS), prepared and maintained by the U.S. Environmental Protection Agency (U.S. EPA), is an electronic data base containing information on human health effects that may result from exposure to …

The IRIS database was first made publicly available in 1987. In 1996, the EPA implemented a new process for building intra-agency consensus and improving efficiency within the IRIS database.

2024年7月12日 · The files listed below are provided as a way to get to the data within the IRIS Database. They are updated biannually or after release of 2 or more final assessments.

2025年1月13日 · EPA has finalized the IRIS Toxicological Review of Inorganic Arsenic (iAs). This assessment addresses the potential cancer and noncancer human health effects from exposure to iAs. EPA’s program and regional offices may use this assessment to …

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