The phrase "a topic of major" is not complete and lacks clarity in written English.
It can be used when discussing significant subjects or issues, but it typically needs additional context or words to be fully effective.
Example: "Climate change is a topic of major concern for scientists and policymakers alike."
Alternatives: "a significant topic" or "a major issue".
At the same time, reports of disorientation amongst students working in these environments has become a topic of major concern.
The result is a timely and original addition to scholarship on a topic of major scholarly and pragmatic interest.
The visits generated positive local news coverage while showing the vice president involved with real people on education, a topic of major concern to voters.
Design of shear walls has been a topic of major discussions to develop a common European code for design of timber structures.
During the 1970s, Thera in particular became a topic of major international scientific importance, analysis of its surrounding sediments having been linked with a possible explanation of the ancient legend of the lost island of Atlantis.
Road accidents during wet weather have been a topic of major concern of road engineers in regions of wet-tropical climate and in other parts of the world during the wet season of the year.
Hormonal contraception and HIV infection has been a topic of a major international meeting in 2005 in Nairobi, Kenya (http://who.int/reproductive-health/stis/hc_hiv/nairobi_statement.pdf).
Each edition of the report contains a comprehensive, yet easily accessible, overview of a selected topic of major relevance for rural and agriculture development and for global food security.
Recently, an important topic of major depressive disorder (MDD) had been published in 2013.
As a topic of conversation, my major has always given me a way to show interviewers what makes me different, and why my uniqueness is a positive.
Choice of major as a topic of discussion was reported on for two groups.
