Two millennia ago, Chinese Minister for Agriculture Tsai Lun in the first-century Han dynasty called for subjects of the emperor to boil old linen rags for papermaking. Professional recyclers in medieval England collected dust and ash left from fireplaces, then sold it to brick manufacturers as an inexpensive base material. More recently, World War II saw an uptick in recycling, with many common household items like clothes, scrap metal, and tires turned into new products for the war effort.
The legalization of recreational cannabis in Washington state and Colorado in 2012 opened a box full of questions and debates about the drug and its related crop, hemp.
What is the effect on youth? Will crime go up? How does cannabis interact with other drugs and medicines? What health claims are accurate? How does the potency of cannabis affect mental health? These gaps, and many others, in our knowledge—combined with unverified claims by both proponents and opponents of legalized cannabis—make it difficult to find the best ways to regulate and manage the substance.
To answer the call, almost 100 Washington State University researchers have begun … » More …
After decades of researching gender differences in the effects of drugs, Rebecca Craft has found that females using marijuana are likelier than men to become dependent on the drug and suffer more severe withdrawals.
At the same time, females seem to be more sensitive to the drug’s pain-relieving qualities.
Craft, a Washington State University psychology professor who studies the effects of psychoactive drugs on rats, has reported these findings most recently in journals such as Life Sciences and Drug and Alcohol Dependence. Her work, funded in part by the National Institute on Drug Abuse, focuses on the medical side of cannabinoids, the class of drugs … » More …