Dear EarthTalk: What is the environmental impact of those "K-Cups" everyone seems to be using nowadays to make coffee at both home and office? -- Chris B., Stamford
K-Cups -- those little one-serving coffee containers that allow people to brew one cup at a time in a specially designed Keurig brewing machine -- are all the rage these days. Each K-Cup is made up of a plastic outer container with one cup's worth of ground coffee and a small filter inside, capped off with a foil lid.
They go into Keurig brewing machines which pierce the bottom of the K-Cup with a nozzle that then forces hot water through the coffee grounds and filter, and then out into the drinker's cup.
K-Cups and the Keurig brewers are convenient and require little to no clean-up while producing gourmet quality coffee for a fraction of the price that a retail coffee shop would charge. READ MORE