Sunny outlook for solar panel recycling

Dr Thong Ya Xuan with a model of a solar panel recycling plant. She says the Singapore Polytechnic team's method can recover almost all of a solar panel's materials.
Dr Thong Ya Xuan with a model of a solar panel recycling plant. She says the Singapore Polytechnic team's method can recover almost all of a solar panel's materials.ST PHOTO: KHALID BABA

The use of solar photovoltaic panels in response to climate change is growing exponentially, with some 400 million PV panels already installed worldwide.

But they do not last forever and ultimately end up at landfills, where toxic materials from them leach into the ground water, posing a danger to the environment.

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A version of this article appeared in the print edition of The Straits Times on July 12, 2018, with the headline 'Sunny outlook for solar panel recycling'. Print Edition | Subscribe