Research enhances enzyme that degrades plastic

Since it was discovered, the enzyme known as PETase has drawn a great deal of scientific interest for its capacity of digesting PET (polyethylene terephthalate).

Sustainability challenged as many renewable resources max out

The days of assuming natural resources can be swapped in and out to solve shortages - corn for oil, soy for beef - may be over. An international group of scientists demonstrate that many key resources have peaked in productivity, ...

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