Solar energy developers around the world are slowed down by a spike in the costs of materials, labour and transporting as the world economy recovers from the Covid-19 pandemic (read more about that here). . An Economic Times India article suggests the zero-emissions solar energy market is showing slower growth at a time when world governments are ramping up their efforts against climate change, and marks a reversal to growth after a decade of lowering prices. One of the greatest challenges to solar energy manufacturers is the soaring cost of steel, which has risen…