Urban bees using plastic to build hives

Once the snow melts, Canada's bee population will be back in business—pollinating, making honey and keeping busy doing bee things. For at least two urban bee species, that means making nests out of plastic waste.

Converting polyethylene waste into liquid fuel

Researchers in India have developed a relatively low-temperature process to convert certain kinds of plastic waste into liquid fuel as a way to re-use discarded plastic bags and other products. They report full details next ...

Closed fish-farming "bags" must withstand nature's forces

New kinds of aquaculture net cages that physically separate the farmed salmon from the open waters are already in the testing phase. The idea is to prevent the dreaded salmon louse from ever reaching its intended victim by ...

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