(Credit: CA DFW)

Weed and water woes in the legendary Emerald Triangle

Dried up streams and dying fish are putting the top cannabis-producing region in the country under the microscope

HUMBOLDT COUNTY, Calif.—In early September, the run of Supply Creek near Ken Norton's office on the Hoopa Valley Reservation has gone dry.

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Without federal guidelines, Washington state is creating its own standard for testing weed

The state legislature wants to ensure marijuana-testing labs have uniform guidelines for testing and labeling products.

Held to a different standard? Some growers question Massachusetts ban of most pesticides on marijuana crops

While some say the ban is required for public safety, others say marijuana is being unfairly subjected to a standard that does not apply to other crops.

Your drug habit is destroying the planet

The illegal drug trade comes with a significant environmental cost, but it doesn't have to.

Pot growers push organic cannabis as cleaner option but buyers remain skeptical

Fans say organically grown cannabis provides a better experience, but retailers say customers just aren't ready to pay extra for higher-quality cannabis

Without federal regulations, states are on their own to enforce safety in marijuana industry

Pesticide safety is allegedly a precise science that aims to protect consumers from potentially toxic residues. But, like most federal regulations, none of it applies to the marijuana industry.


Into the weeds: Regulating pesticides in cannabis

Because the federal government still considers cannabis an illegal drug, the EPA has not approved any pesticides for use on the plant, nor has the agency provided any indication of the level of residues on cannabis products—if any—that could be considered safe.


As legal pot farms expand, so do air pollution worries

Researchers have long known that VOCs emitted by plants can contribute to smog. VOCs can mix with nitrogen oxides - produced by cars and industrial sources - in sunlight-driven reactions that produce ground-level ozone, a pollutant.


Cannabis producers face pushback over emissions, light, odour in Ontario farming town

Pelham, Ont., has become a hotbed for legal commercial pot growers who have snapped up greenhouses and converted them from flowers and vegetables to the more lucrative crop.

Pot in California seems to be getting safer

A new report shows that marijuana in the Golden State is passing safety and potency tests at higher rates — but some worry “pay-to-play" labs are falsifying results.


Marijuana is emerging among California’s vineyards, offering promise and concern

The regulated California cannabis market is a $4-billion-a-year industry, a boon to the local tax base. Legalization already is reordering the business and geography of cannabis cultivation.

Colorado marijuana industry faces costly mandatory testing

New mandatory marijuana pesticide testing in Colorado is putting a financial squeeze on local cultivators to the tune of thousands of dollars in increased costs.

Climate change turns Mideast breadbasket into cannabis farm

Lebanon's parliament may soon legalize medicinal cannabis and its cultivation. Farmers affected by global warming say the change can't come soon enough.
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