[Worldwatch Institute] A report profiling the impact of the current biofuels boom in the U.S. state of Iowa and painting a more sustainable path forward for the biofuels industry was released Tuesday in the state capital, Des Moines. The report, Destination Iowa: Getting to a Sustainable Biofuels Future, is a joint project of the Worldwatch Institute and the Sierra Club. It examines the implications of biofuel development for Iowa’s economy and environment as well as for climate change.