The U.S. Green Restaurant Association does not allow polystyrene foam to be used as part of its certification standard. Several green leaders, including the Dutch Ministry of the Environment, advise people to reduce their environmental harm by using reusable coffee cups.
The US Green Restaurant Association does not allow polystyrene foam to be used as part of its certification standard Several green leaders including the Dutch Ministry of the Environment advise people to reduce their environmental harm by using reusable coffee cups