BERKELEY — UC Berkeley will host a “guerrilla archiving” event Saturday to save federal data in the public interest from a presidential administration that has expressed scorn for science and claims climate change is a hoax. The event, run by a group of Bay Area information technology experts, scientists, researchers and activists, is co-sponsored by UC Santa Cruz’ Science and Justice Center. DataRescue events feature the downloading of data, from the Environmental Protection Agency (EPA), National Aeronautics and Space Administration (NASA), National Oceanic and Atmospheric Association (NOAA) and Department of Energy (DOE), related to climate change, alternative energy, and toxic...