Is Energy and Environmental Materials q1 or q2? - (EEM) Energy & Environmental Materials (EEM) is an international journal published by Zhengzhou University in collaboration with John Wiley & Sons, Inc. for the publication of high quality, agenda-setting research related to materials for energy harvesting, conversion, storage, and transport as well as cleaner environment. EEM publishes research work of significant general interest with high impact on society-relevant technological advances. The journal scope is intentionally broad and the journal recognizes the complexity of issues and challenges related to energy and environmental materials, and more...