Solar Bankruptcies Show US Clean Energy Teetering on the Brink

The US clean energy industry is starting to buckle under the weight of persistently elevated borrowing costs, President Donald Trump’s anti-renewables policies and high tariffs.

The latest domino to fall is residential solar company Sunnova Energy International Inc., which filed for bankruptcy early Monday. Its demise follows the Chapter 11 filing last week of Solar Mosaic LLC, one of the biggest lenders in the rooftop solar market.

And it’s not just home solar firms running into trouble: Since January, businesses have canceled or delayed more than $14 billion in clean energy and electric vehicle investments, according to a ...