http://www.sciencemag.org/news/2019/01/us-government-shutdown-starts-take-bite-out-science > Congress has refused to give President Donald Trump the funding he wants for a wall on the U.S.-Mexico border. > Rattlesnakes, bears, hurricanes, and freezing weather haven’t stopped ecologist Jeff Atkins from taking weekly hikes into Virginia’s Shenandoah National Park for the past 8 years to collect water samples from remote streams. But Atkins is now facing an insurmountable obstacle: the partial shutdown of the U.S. government, in its third week.