PCB pollution threatens to wipe out killer whales

More than 40 years after the first initiatives were taken to ban the use of PCBs, the chemical pollutants remain a deadly threat to animals at the top of the food chain. A new study, just published in the journal Science, ...

Japan's whale kill 'frustrating' – marine researcher

As Japan comes under fire from international conservation groups alleging more than 50 minke whales were killed inside Antarctic's Ross Sea Marine Protected Area, New Zealand scientists say important research on whale populations ...

Report finds staggering decline in Canada wildlife

Half of the vertebrate populations in Canada are in staggering decline, despite the country's vast outback, according to a WWF report Thursday that highlighted threats to beluga whales and caribou.

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