Sir, please suggest me a topic for last year engineering project civil engineering ?

Sir,

I am Civil engineering Student & My field of interest is project management,environment engineering &Foundation engineering so please suggest me a subject and topic for project...& one of the important thing is that i would like to do project on Solar panels...Plz suggest me a good option from above...Bcz Now i confused..

Temporary Relief architecture with built-in solar power for providing immediate temporary relief in disaster hit areas can be a useful project.

Some ideas from here:

https://buildabroad.org/2016/06/20/relief-architecture/

https://www.asee.org/public/conferences/32/papers/10192/download

https://www.design4disaster.org/2011/12/21/powermod-solar-tent/

Cost effective solar farm - could be an interesting topic. One more would be to convert existing civil structures into solar farms. 

Sir, if I selected topic convert existing civil structure into solar farm,  then what should we do first? Plz suggest me the initial steps for the above project.

Thank you!