Consider writing about:
Your choice of trends or recent developments involving solar energy, whether lawsuits and rulings over the Trump administration’s termination of a multibillion-dollar solar grant program; trends in residential or commercial solar energy use and related investments and innovations (in the country of your choice, or globally); challenges facing plans for continued expansion of solar energy use; and more.
Related information:
https://www.bbc.com/future/article/20261023-how-solar-became-bigger-than-nuclear