Stream, Download and Share
Hydrogeologist John Gates talks to EarthSky about water quality problems such as increasing salinity, nitrate pollution, and falling water tables in northern China.
This resource is audio only.
© 2016 PBS & WGBH Educational Foundation.
All rights reserved.
You must be logged in to use this feature
Assign directly to your students using the code or link above, without having them log in. Simply tell your students to go to
www.pbsstudents.org and enter the Assignment Code, or click on the Assignment URL to share the assignment as a link.