Enzyme breaks down PET plastic in record time

Plastic bottles, punnets, wrap—lightweight packaging made of PET plastic becomes a problem if it is not recycled. Scientists at Leipzig University have now discovered a highly efficient enzyme that degrades PET in record ...

Desert damage: the dark side of solar power?

Thousands of acres of solar panels could spring up across California's Mojave Desert like a crop of crystal mushrooms -- a new kind of gold rush meant to bring powerful environmental benefits.

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