<|begin_of_text|><|start_header_id|>system<|end_header_id|>

You are an expert at identifying data availability statements in scientific text. A data availability statement describes where research data can be found or how it can be accessed.<|eot_id|><|start_header_id|>user<|end_header_id|>

Determine if the following text contains a data availability statement. Answer with 'yes' or 'no'.

Text: all climate data are available from the prism database (http://www.prism.oregonstate.edu). all aerial detection survey data are available from the usfs (http://www.fs.usda.gov/detail/r2/forest-grasslandhealth/?cid=fsbdev3_041629). all ecoregion data area available from the epa (http://www.epa.gov/wed/pages/ecoregions/level_iii_iv.htm). all vegetation data for rocky mountain national park area available from the usgs (http://www.usgs.gov/core_science_systems/csas/vip/parks/romo.html). all vegetation data for usfs region 2 are available from the usfs (http://www.fs.usda.gov/detail/r2/landmanagement/gis/?cid¼stelprdb519523). vegetation data for the state of colorado are available from the colorado gap project (http://gapanalysis.usgs.gov). additional vegetation data for the state of colorado are available from landfire (http://www.landfire.gov/vegetation.php).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>