Rolling Stone contributor Jeff Goodell will speak about rising seas at the State Historical Building on July 20 as part of the Tomorrow Plan Speakers Series. Goodell, the author of “The Waters Will Rise: Rising Seas, Sinking Cities, and the Reshaping of the Civilized World,” also plans to speak July 21 as part of the National Alliance for Preservation Commissions Forum at Embassy Suites. Goodell, a native Californian who once worked for Apple, has written extensively about energy and the environment since joining Rolling Stone as a contributing editor for the magazine in 1995. Among his works are “Big Coal: The Dirty Secret Behind America’s Energy Future” and “How to Cool the Planet: Geoengineering and the Audacious Quest to Fix Earth’s Climate.” He won the Grantham Prize, a major environmental journalism award, for “How to Cool the Planet.” Register for the free 11:30 a.m. event on July 20 or buy a ticket for the 11:45 a.m. July 21 alliance luncheon.