Latest impact factor 4.09

The latest impact factor* has been announced and Petroleum Science now has an impact factor of 4.09, ranking it 55^th in the energy & fuels category, and 2^nd in the engineering, petroleum category.

We would like to thank the journal's editorial team, the reviewers and the authors who have contributed to the success of this journal. We look forward to continuing to work with all of you, taking the journal to the next level of excellence.

The impact factor measures the average number of citations received in a particular year by papers published in the journal in the proceeding two years. 
* ©Journal Citation Reports, Clarivate Analytics, 2021