Odor pollution is one of the most prominent environmental problems around ordinary people. In recent years, not only has the country and local governments attached great importance to the problem of odor pollution, and have introduced new laws, regulations, standards, and policies, but scientific research in the field of odor has also been continuously deepened. The editor has compiled the main articles, patents, and group standards related to the field of odor from 2021 to 2023, and the results show that domestic and foreign research institutions are increasing their interest in odor research.

The number of SCI articles has been increasing year by year. Between 2021 and 2023, the number of SCI articles continued to increase, reaching 52 in 2023 with an average impact factor IF of 8.5; Domestic attention is higher than foreign attention; The receiving journals mainly include Science of the Total Environment, Building and Environment, Journal of Environmental Management, etc; The published content involves research on material/method development and governance technology, analysis of emission characteristics, laws, spatiotemporal distribution, sensor monitoring and pollution management, etc; Emerging research directions include drones, biosensors, and trajectory analysis, while traditional research directions include the application of FIDOL APP, the construction of new Weber Fechner curves, and odor wheel plots.

The number of Chinese articles has been increasing year by year

From 2021 to 2023, the number of Chinese articles also continued to increase, and published articles covered sewage treatment, garbage treatment, indoor odor, site odor, essence and spice industry, regulations and standards, governance technology and other fields.

Over a hundred patents

Between 2021 and 2023, the number of patent applications and authorizations exceeded 100, with utility model patents accounting for the highest proportion at 72.7% and invention patents accounting for 35%; The main content involves governance technology equipment, monitoring/testing equipment, collection devices, purification agents, etc.

Group standards

The direction of group standards involves governance technology, monitoring technology, and testing methods, with governance technology accounting for the largest proportion.