Russo-Ukrainian war: An unexpected event during the COVID-19 pandemic

Ukraine's significance stems from the fact that it is located between Central Europe and Russia, and it's a vital role in regional stability (Fig. 1A). Besides oil, gas, and minerals, Ukraine possesses black soil which makes it one of the world's most productive farming areas. [...]an urgent ceasefire is the first priority, as the ongoing war will have a negative impact globally, among them worsening the situation in the ongoing pandemic from the epidemiological and economical point of view. All authors critically reviewed and approved the final version of the manuscript.Ethical approval This article does not require any human/animal subjects to acquire such approval.Funding This study received no specific grant from any funding agency in the public, commercial, or not-for-profit sectors.Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.