Research progress on remote sensing of ecological and environmental changes in the Three Gorges Reservoir area, China. A review on water use responses of tree/forest stand to environmental changes by using sapflow techniques Influence of environmental changes on stoichiometric traits of nitrogen and phosphorus for Larix gmelinii trees Co-integration theory-based analysis on relationships between economic growth and eco-environmental changes: taking the southeast district in Chongqing city as an example Indicative significance of biogenic elements to eco-environmental changes in waters The World Grain Production and the Agro-eco-environmental Changes