Investors throughout the world made 406 investments in large-scale renewables in 2017, collectively valued at roughly €40.1 billion (US$49.5 billion), but solar is set to grow more in terms of capacity than any other clean-energy technology over the next half decade, according to a new report. Battery storage will play a crucial role in this, it found.

Globally, PV capacity will expand more over the next five years than any other renewable-energy technology, KPMG said in its latest report, Great expectations: Deal making in the renewable energy sector.