Tethys

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Tethys or Tethis may refer to:

Tethys is an online knowledge management system that provides the marine renewable energy (MRE) and offshore wind (OSW) energy communities with access to information and scientific literature on the environmental effects of devices. Named after the Greek titaness of the sea, the goal of the Tethys database is to promote environmental stewardship and the advancement of the wind and marine renewable energy communities. The website has been developed by the Pacific Northwest National Laboratory (PNNL) in support of the U.S. Department of Energy (DOE) Wind and Water Power Technologies Office. Tethys hosts information and activities associated with two international collaborations known as Annex IV and WREN, formed to examine the environmental effects of marine renewable energy projects and wind energy projects, respectively.

<i>Tethys</i> (gastropod) genus of molluscs

Tethys is a genus of sea slugs, nudibranchs, marine gastropod mollusks in the family Tethydidae.

Tethys (moon) moon of Saturn

Tethys is a mid-sized moon of Saturn about 1,060 km (660 mi) across. It was discovered by G. D. Cassini in 1684 and is named after the titan Tethys of Greek mythology.

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