Europe’s largest nuclear power plant is vulnerable to “direct bombardment” in Ukraine if caught in the conflict, a Greenpeace nuclear energy expert told a German newspaper, claiming that its nuclear reactors are not protected from armor-piercing weapons.

Greenpeace nuclear expert Tobias Münchmeyer revealed his concerns over the six-reactor Zaporizhia Nuclear Power Plant in eastern Ukraine to Westdeutsche Allgemeine Zeitung.