How green (and LEAN) are you? Support Earth Month by practicing sustainability with LEAN. By Ragan StaffMarch 29, 2009 SHARE April is Earth Month. So it’s an appropriate time to ask: How green are you? Anyone who practices LEAN, including LEAN Communications, can support sustainability, an important part of the green movement. To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.