Public pot smokers at different locations in NYC. Image: Hilary Swift for The New York Times

It wafts down the pavement, an unmistakable odor more Haight-Ashbury than New York — the tang of marijuana smoke in the city’s streets.

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Two men gaze into a case displaying all 2015 cannabis entries for the Emerald Cup outdoor cannabis competition in Santa Rosa, California. Image: Alvin Jornada, The Press Democrat

The Emerald Cup, the celebration of cannabis culture now in its third year in Santa Rosa, wrapped up its two-day run at the Sonoma County Fairgrounds on Sunday with its biggest attendance ever, showcasing some of the best outdoor organic marijuana in the world and the industry the plant has spawned.

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A metallic AnnaBis pouch for cannabis. Image: Mark Leet/Mark Leet Photography via The Washington Post

The bags are lined with an odor-blocking resin used in food preparation and medical technology — to keep a lid on weed’s telltale aroma.

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Medical marijuana at a Bozeman facility in 2014. Image: Adrian Sanchez-Gonzalez, Bozeman Daily Chronicle

The state has issued official signature petitions for a 2016 ballot measure that would legalize, regulate and tax the sale of marijuana.

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Image: KlauswithK via Wikimedia Commons

NORTH NAPLES, Fla. - The fight to legalize marijuana continues in Florida, but this time, some law enforcement officials are supporting the idea.

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Sen. Rand Paul speaks at a town hall meeting in Ashland, Kentucky in October. Image: Kevin Goldy, The Daily Independent

WASHINGTON, D.C. Among the top contributors to Kentucky Sen. Rand Paul’s presidential campaign are the usual suspects - a financial management firm, a real estate developer, a manufacturer of hand tools.

But Paul is also getting significant support from an unlikely source for a conservative Republican – the marijuana industry.

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Downtown Denver and Mount Evans. Image: Bryan Simmons via Wikimedia Commons

A recent Colorado Tourism Office survey of summer travelers shows 48 percent were influenced by legal recreational pot.

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Medical marijuana in tincture form. Image: News Center via WCSH6.com

ELLSWORTH, Maine (NEWS CENTER) -- Schools across Maine are beginning to think about how kids prescribed medical marijuana will be able to take their medicine at school. A law passed last spring requires the state's schools to accommodate children who need to take medical marijuana during the school day.

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Image: Bobby Yip, Reuters, via Philly.com

The investment arm of Bank of America, Merrill Lynch, sent out a 45 page equity report last week focused on prospects related to marijuana. Carefully researched, it was an interesting peek at how heavy hitters on Wall Street are starting to view the expanding industry.

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Mindy Segal at her restaurant in Chicago. Image: E. Jason Wambsgans, Chicago Tribune

A top chef may soon be causing the munchies even as she satisfies them. Prominent Chicago chef Mindy Segal announced Tuesday she plans to create a line of cannabis-infused edible products for medical marijuana patients.

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 Nebraska State Capitol in Lincoln. Image: Ammodramus via Wikimedia

LINCOLN — Nebraska Attorney General Doug Peterson urged the state to stand firm against the legalization of recreational marijuana, citing concern for the health of young people and public safety of all Nebraskans.

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A laboratory analysis of GW Pharmaceuticals' cannabis samples of Sativex. Image: PA via   Telegraph.co.uk

GW Pharmaceuticals, which makes drugs derived from the cannabis plant, is scaling up its manufacturing capacity ahead of an expected approval of a new treatment for children with life-threatening epilepsy.

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Fernando Botero sculpture. Image: Piponwa via Wikimedia Commons

Want to take a bite out of the American obesity epidemic? Legalize medical marijuana. That's the counterintuitive finding of a new study in the journal Health Economics.

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Dallas, Texas skyline. Image: Adam via Wikimedia Commons

DALLAS -- The Dallas City Council will be briefed Tuesday about a "cite and release" pilot proposal for marijuana. That would mean those found with possession of the illegal drug would receive a ticket instead of jail time.

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AACE Co-Founder Opehlia Chong carrying a marijuana plant. Image: Natalie Embrey, Stock Pot Images, LLC via NBCNews.com

When Tiffany Wu first entered the cannabis industry in March, she noticed that Asian Americans involved in the industry were few and far between — a trend the 28-year-old says was made even more apparent after she attended the Marijuana Business Conference and Expo one of the nation's largest cannabis trade shows attracting thousands of advocates and industry professionals, in Las Vegas in November.

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The new Liberal government has promised to act quickly to legalize marijuana for general use, which would make Canada the first Group of 20 country to end cannabis prohibition on a national level.

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