'prominent causes' is a correct and usable phrase in written English.
You can use it to refer to causes that are major, influential, and important. For example: "Climate change is one of the most prominent causes of environmental damage today."
Windstorms are prominent causes of tree mortality15.
Four prominent causes of SATD are identified, namely code smells (23.2%), complicated and complex tasks (22.0%), inadequate code testing (21.2%) and unexpected code performance (17.4%).
Using cluster analysis five prominent causes of past landscape changes are identified: 'increasing tourism', 'land tenure and social changes', 'land-use intensification', 'post-communist transition', and 'foreign investments'.
Unfortunately for Bernstein, one of the more prominent causes for which he organised a fund-raising reception was that of the Black Panthers.
The aim of our study was to identify landscapes with historical persistence in a GIS-based comparative analysis of historical and contemporary maps and the most prominent causes of the past landscape changes, based on stakeholders' perspective.
When the period of memory loss is well defined, prominent causes are trauma to the head, seizures, poisoning (e.g., alcohol), and brief episodes of inadequate blood supply to the brain.
Neonatal Encephalopathy (NE) is a prominent cause of infant mortality and neurodevelopmental disability.
With the expansion of human activities, human-dominated land cover conversion has become the most prominent cause of habitat fragmentation.
Cancer is one of the leading health hazards and the prominent cause of death in the world.
Adenoviruses are a prominent cause of respiratory, ocular, gastrointestinal, and disseminated diseases in healthy and immunocompromised children.
Bone metastases are a common feature of advanced genitourinary malignancies and a prominent cause of morbidity and mortality.
