•
平台:
Cambridge University Press Journals (歷年訂刊)
(Available from 2006 until 2013. Available from 2020 until 2022.)
JSTOR Sustainability
ProQuest Agricultural & Environmental Science Database
(Available from 2001/03/01 volume: 28 issue: 1. Most recent 1 year(s) not available.)
ProQuest Earth, Atmospheric & Aquatic Science Database
(Available from 2001/03/01 volume: 28 issue: 1. Most recent 1 year(s) not available.)
ProQuest SciTech Premium Collection
(Available from 2001/03/01 volume: 28 issue: 1. Most recent 1 year(s) not available.)