Hemp is turning a new leaf in Taranaki, with a house made of the marijuana-like plant featuring on tonight's Grand Designs NZ.

With their water wells dropping, two farmers from the far southwest corner of Kansas flew a 1967 Cessna Wednesday morning to Topeka – all in support of hemp.

With their water wells dropping, two farmers from the far southwest corner of Kansas flew a 1967 Cessna Wednesday morning to Topeka – all in support of hemp.

Pot’s not green. The $3.5 billion U.S. cannabis market is emerging as one of the nation’s most power-hungry industries, with the 24-hour demands of thousands of indoor growing sites taxing aging electricity grids and unraveling hard-earned gains in energy conservation.

For the third time in three years, Fluence Bioengineering, an Austin company that makes lights for indoor plant growing, has moved into a yet-bigger manufacturing facility.

TARANTO, Italy -- Farmers in a region of Italy once known for cheeses have turned to cultivating a type of cannabis -- not to smoke or sell -- but to decontaminate polluted soil.

Environmental cleanup could be as simple as using natural resources, such as Indian mustard seed, sunflowers and hemp.

Hemp advocates say it is fast and cost effective in cleaning up oil spills on land or water.

Though commercial marijuana became legal in Alaska in February 2015, hemp is not yet legal.

Though commercial marijuana became legal in Alaska in February 2015, hemp is not yet legal.

A cutting-edge refinery is processing specially bred hemp and researching innovative new biomaterials that could help build future eco-friendly homes.

Electricity-intensive cannabis production has a big carbon footprint, but with legalization, some eco-conscious growers want to make pot a shining model of sustainability.

In Kentucky, the University of Louisville's Conn Center for Renewable Energy Research has started growing industrial hemp in an effort to spur its fuels and manufacturing research.

An Oregon electric utility said on Thursday that residents growing light-craving marijuana plants indoors have sparked a wave of small-scale outages, prompting the company to offer expert help in setting up their home-growing operations.

A task force in Oregon, studying energy and water use associated with marijuana production, is likely to recommend that the state do more to educate growers about existing agricultural rules and practices, as well as back a certification process that encourages Oregon's new industry to pay closer attention how it uses natural resources.

As legal marijuana markets continue to expand in the United States, some experts are arguing that growers have both the need and the opportunity to make their operations, well, greener.

GrowX’s aeroponics-enabled cannabis cultivation system requires 95% less water than traditional agriculture, and yields up to 300% more green.

As cannabis has increasingly gone legitimate, electric utilities have struggled to cope with the intensive energy demands of the proliferating industry.