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'Shade balls' released into LA Reservoir in battle against crippling California drought and algae bloom

[USA] In a bid to fight prolonged and crippling drought, Los Angeles has acquired millions of plastic “shade balls” to help with water conservation efforts.

The balls can not only reduce evaporation by more than 1 billion litres, Continue reading 'Shade balls' released into LA Reservoir in battle against crippling California drought and algae bloom