The document discusses the importance of setting standards through credentialing programs in the green economy, specifically in the renewable energy sector. It outlines various definitions and processes related to credentialing, including professional certification and accreditation, stressing the need for balanced assessment criteria. The North American Board of Certified Energy Practitioners (NABCEP) and the Institute for Sustainable Power Quality (ISPQ) are highlighted as key organizations that ensure quality and safety standards in training and certification for renewable energy practitioners.