Using 'shade balls' in reservoirs may use up more water than they save | Imperial News | Imperial College London
Shade balls – Wikipedia
Polyethylene Shade Balls - Microdyne
In California, Millions of 'Shade Balls' Combat a Nagging Drought - The New York Times
96m water-saving shade balls released into LA reservoir – video | Environment | The Guardian
Why Did L.A. Drop 96 Million 'Shade Balls' Into Its Water?
Stabilized HDPE 'Shade Balls' Help Reduce Water Evaporation from L.A. Reservoir | Plastics Technology
Shade ball - Wikipedia
Why 96 million plastic 'shade balls' dumped into the LA Reservoir may not save water | PBS NewsHour
The water footprint of water conservation using shade balls in California | Nature Sustainability
Great Balls of Plastic: Shade Spheres Floated in L.A. Reservoirs
Plastic 'shade balls' used to fight Los Angeles drought - BBC Newsround
Why Are 96,000,000 Black Balls on This Reservoir? - YouTube
The Real Reason This Reservoir Is Covered In 96,000,000 Black Balls
Why plastic shade balls are being removed from some LA reservoirs | Plastics News
96 million 'shade balls' rolled into Los Angeles Reservoir as water protection | CBC News
L.A. Says Goodbye to 'Shade Balls'
What Are Shade Balls and How Are They Used?
Los Angeles Reservoir's 'shade balls' are a 'bacterial nightmare' | Daily Mail Online
Why Did L.A. Drop 96 Million 'Shade Balls' Into Its Water?
Armor Balls™ AQUA floating ball cover: simple and maintenance free
What ever happened to LA's 'shade balls'? | LAist
