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Decades-old study on common weed killer retracted after journal editor says Monsanto may have helped write it

An influential research article that claimed a popular weed-killer was safe has been retracted 25 years after it was published, prompting environmental groups in Canada to ask the federal government to review the science on glyphosate use.

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CBC
Political Correspondent
Published: 12/5/2025
Updated: 12/6/2025
8 min read
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CBC reports on Decades-old study on common weed killer retracted after journal editor says Monsanto may have helped write it

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Health Canada says its decision to approve a popular weed killer won't be affected by the retraction of a key research paper.

The 25-year-old study said the main ingredient in Roundup — the herbicide glyphosate — is safe for humans.

The journal Regul...

Tags:Climate ChangeParliamentEnvironmentPoliticsEnergy Policy
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Mike Chen2 hours ago

Finally some real action on climate change. This legislation is long overdue and I hope it passes quickly despite the opposition from oil-dependent provinces.

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Jennifer Walsh3 hours ago

As someone who works in Alberta's energy sector, I'm concerned about the economic impact. The transition fund sounds good in theory but will it actually help workers like me?