<|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: the glacier inventory data are available from "investigation on glacier resources and their change in china" of the ministry of science and technology of the people's republic of china (most) (grant no. 2006fy110200) and "glacier change monitoring and its impact assessment research in west china" of chinese academy of sciences (cas) (grant no.kzcx2-yw-301) (http://westdc.westgis.ac.cn/glacier, accessed on 7.21.2015). the satellite images were provided by usgs (http://earthexplorer.usgs.gov/) and nasa (http://reverb.echo.nasa.gov/).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>