A commuter uses a hand fan at the Franklin Avenue subway station during high temperatures in the Brooklyn borough of New York, US, on Monday, June 23, 2025. In addition to posing health risks, the blistering weather will boost electricity demand and strain aging transportation infrastructure, including subways and commuter rail. Photographer: Adam Gray/Bloomberg via Getty Images Credit - Adam Gray—Bloomberg/Getty Images This week, blistering temperatures could put more than at risk.