The producer of the world's most popular weedkiller – Roundup – is replacing a notorious ingredient with what could be a ...

Diquat, a non-selective herbicide banned for use in some countries, is being used to fight hydrilla at 12 sites on the Connecticut River.

Social media posts that have been gaining traction claim diquat is being used with no public vote or discussion. USACE held three public meetings in 2024 about herbicides before starting the ...

That research led Webby to discover that diquat is banned in the European Union, and that it can have toxic effects on other aquatic plants and wildlife besides hydrilla.

Context: The Connecticut River Hydrilla Control Research and Demonstration Project planned to use Diquat, a herbicide that is toxic to humans, to treat the invasive plant species hydrilla. The project ...

The Army Corps of Engineers previously used diquat, a possibly toxic herbicide, in Connecticut waters. Recently, they applied to use it again.

In their efforts to combat the spread of a highly-invasive weed along the Connecticut River, scientists, conservation groups and public officials say they’ve had to confront a new problem that ...

Diquat dibromide is a bipyridyl herbicide. It kills by oxidizing plant cells on contact. It doesn’t discriminate. It destroys all green tissue it touches. And it sticks in the sediment. It lingers.

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