15,000 scientists in 184 countries warn about negative global environmental trends
OSU Press Release, Nov. 13, 2017: The viewpoint article — “World Scientists’ Warning to Humanity: A Second Notice” — was signed by more than 15,000 scientists in 184 countries.
Nov. 13, 2017: Lead author William J. Ripple, a distinguished professor of ecology at Oregon State University, said he was astounded by the level of support he and his seven co-authors received for their manuscript.