The Zaporizhzhia nuclear plant, the largest in Europe, has already been hit by shelling, and the United Nations chief, warning of disaster, called for a demilitarized zone around it.
Moscow accused Ukraine of striking near spent-fuel storage at the Zaporizhzhia power plant, while Ukrainian intelligence said it was a move by Russia to destroy infrastructure.
A series of blasts Friday at the plant, which the Russian military is using as cover for artillery attacks, renewed concerns of a radiation catastrophe.
With the help of a mobile cart named “Smarty,” researchers are trying to tackle the challenge of urban heat through a program that the government says could be a model for other countries.