Previous Article Next Article Table of Contents Science, Vol.367, No.6478, 636-636, 2020 DOI10.1126/science.aba7186 Export Citation US action lowers barriers to invasive species Simberloff D, Barney JN, Mack RN, Carlton JT, Reaser JK, Stewart BS, Tabor G, Lane EM, Hyatt W, Malcom JW, Buchanan L, Meyerson LA Please enable JavaScript to view the comments powered by Disqus.