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Rising sea levels as a result of climate change are a national security threat and imperil the Virginia economy.

As a junior and senior at Annandale High School in Virginia, Emily Sample spent her summers as a docent at the Holocaust Memorial Museum in Washington, D.C. She was a teenager who had just lost a friend to police violence, she said, and joining the museum’s Young Ambassadors Program resonated with her.

“I was fascinated and continue to be fascinated by this highly illogical idea of genocide,” said Sample, a PhD candidate at 91����’s Carter School for Peace and Conflict Resolution.