This section of TIIMS presents information about eleven topics of interest in the Lake Tahoe Basin. These topics include: air, fisheries, wildlife, vegetation, demography and economy, geology and soils, land use, meteorology, recreation, transportation, and water. Each topic includes a summary description and sections about indicators and research. Links to related topics and files are provided as well. Each topic also contains links to the TIIMS knowledge portal through tabs that point to publications, reports and data. Clicking on one of these tabs brings up documents or data sets that reside in the portal. Any document or data set in the list can be viewed online or downloaded.