Citizens for Nuclear Technology Awareness (CNTA), a charitable nuclear educational organization based in Aiken, S.C., has announced the winners of its 17th annual High School Essay Contest. The contest was open to high school juniors and seniors in Aiken, Allendale, and Barnwell counties in South Carolina and Burke, Columbia, and Richmond counties in Georgia, as well as homeschool students in the region and students of CNTA member families.