What other variables are of interest, aside from the Fair Trade Coffee question? Great tasting coffee is in itself a variable. As well, coffee that is aligned with Habitat Conservation efforts warrants interest and study:
The following link, which I learned of through @birdbeanscafe, is from the American Bird Conservancy Blog:
Conserving Native Birds and Their Habitats Throughout the Americas:
An excerpt from this evidence-based article reads:
“This part of Central America is a Wood Thrush hotspot, but the tragedy is that it is also a deforestation hotspot and is losing its tropical forests at one of the highest rates in the world. According to the Food and Agriculture Organization 2011 State of the World’s Forests report, since 1990 Honduras has lost 27 percent of its forest, and Nicaragua 31 percent, to agriculture. It should come as no surprise, then, that Wood Thrushes who depend on those forests are disappearing quickly. The scale of our assault on this endearing forest icon is enormous; the North American population size of Wood Thrushes has dropped by about 12 million birds since the 1960s.”
A Huffington Post article, downloaded July 19, 2015, is entitled: The Myth of the Ethical Shopper. We’re still trying to eliminate sweatshops and child labor by buying right. But that’s not how the world works in 2015.
Also of interest: The Rebel Sell: How the Counterculture Became Consumer Culture (2004).