What They Are Saying "Today's announcement is a tribute to cross-industry collaboration and a shared commitment to environmental sustainability," said Arnold Donald, global CLIA chairman and president and CEO of Carnival Corporation & PLC. "We aspire to the International Maritime Organization's vision of a carbon-free shipping industry by the end of the century. Our commitment to a 40 percent reduction in the rate of emissions by 2030 is a strong first step toward realizing that vision."