What I found facinating is that they are not all modern day Presidents. They go back to Thomas Jefferson's day. He was a great believer in nature, science and public education.
Conservation and preservation of public lands which makes up the US National Park System is attributed to both Theodore Roosevelt and Abraham Lincoln.
This resource also has a buying guide with all types of information on how to buy green. It lists a large array of consumer goods that are energy efficient, recyclable or have clean manufacturing practices.
There are so many reasons to be aware of our purchasing behaviors both as consumers and as procurement professionals. Protection of our environment and resources is key. Many organizations will communicate their practices to their customers to gain their loyalty.
What has your organization done in buying green? Have they found it to be beneficial and cost competitive? Share your thoughts by commenting below or tweeting @buyersmeetpoint