Legendary Carolina scientist Hans Paerl — the William R. Kenan Professor of Marine and Environmental Sciences — retired in July, leaving behind a legacy that extends well beyond his 50-page curriculum vitae and nearly 600 authored papers. The Paerl Lab has been one of the cornerstones of the institute since Paerl joined in 1978. In his 47 years at IMS — more than half of its existence — Paerl conducted pivotal research on eutrophication and harmful algal blooms. He collaborated wit...