Research on the Spatial and Temporal Differences in Public Response to Release-Type Communication to Stop Food Waste

Release-type communication is a common way to guide the public reduce food waste. It of great significance clarify intervention effect release-type on residents’ waste behavior and reveal time evolution law response This study obtains 13,958 comments through big data mining explores characteristics in different space from two dimensions support intention implementation intention. Through statistical analysis, empirical mode decomposition method, cross-analysis, we find that: Public concern about stop has experienced five stages: Incubation period, outbreak recession second fading period. Overall, presents down-up-down trend, rises then descends, both appear inflection point The trend term shows that goes down, up. Besides, are generally higher western China. In particular, significantly reduced Beijing, Guangdong, Fujian. increased Shanghai, while it’s notably Shandong. provides important implications for guiding waste, government should formulate differentiated governance strategies according change spatial territorial differences communication.