Artisan coffee roasters’ supply problemsChristina Röder 05/16/2016May 16, 2016Global demand for coffee continues to rise, but fluctuating harvests make troubles for small-batch roasters. They are concerned about how to supply the growing market for artisanal coffees in the future.https://p.dw.com/p/1IoVJImage: picture-alliance/dpa/N.ArmerAdvertisement