Howard is a geologist with a Distinguished Alumnus Scientist of the Year Award for contributions to Antarctic research (Northern Illinois University, 2011). Howard has published in Nature, Science, the Journal of Glaciology, and the Antarctic Journal of the United States. He is a member of the Australian Academy of Forensic Sciences and an emeritus member of the Explorers Club of New York. In 2018, Howard published the book Mirrors and Mazes – A Guide Through the Climate Debate.