Questions with the keyword 'water'

• Can you find a way to de-salinate cheaply? by alexlake to Cathy, Jaz, Mark, Roma, Rory Comments: (No comments so far )
• How do you supplie 7,000,000 people with water? by funkymonkey1 to Mark Comments: (No comments so far )
• willl we ever run out of water? by twihard2000 and 1 other. to Mark, Cathy, Jaz Comments: (so far, 2s comments )
• can you make power out of dirty water by dan33 to Mark Comments: (No comments so far )
• were would be the best place to find a water sorce in a desrt? by benhudson to Mark Comments: (No comments so far )
• how does sewage water turn into fresh drinking water? by ruhel123 to Cathy, Jaz, Mark, Roma, Rory Comments: (No comments so far )