When surface mining is used, the wastewater ends up in toxic storage ponds. (ucsusa.org)
via: Renewable Energy World images: Aquamarine Power Ltd Wave Power New Wave Power Device Will Attach to Offshore Wind Turbine The Tide's Rising for Wave Power: Power Buoys Installed Off the Spanish Coast Wave Power With a Twist: Searaser Pumps Water Into Storage Ponds for On - Demand Ocean Hydropower (treehugger.com)
The $ 52 million round is divided between the two projects with $ 30 million going towards the West Lake Water Project, which includes the construction of a 120 million gallon water storage pond for snowmaking, three pump houses, new snowmaking pipelines, trail upgrades and a new ski lift to replace the aging Ski Baba lift. (mountsnow.com)