Ripple W.J., Rooney T.P., Beschta R.L..  2010.  Large Predators, Deer, and Trophic Cascades in Boreal and Temperate Ecosystems. Trophic Cascades: Predators, Prey, and the Changing Dynamics of Nature, edited by J. Terborgh and J. Estes.. :141-161.

Ripple W.J., Wolf C., Newsome T.M., Barnard P, Moomaw WR.  2020.  World Scientists’ Warning of a Climate Emergency. BioScience. 70(1):8–12.

Ripple W.J., Larsen E.J..  2001.  The Role of Postfire Coarse Woody Debris in Aspen Regeneration.. Western North American Naturalist. 16(2):61-64.

Ripple W.J., Beschta R.L..  2005.  Willow thickets protect young aspen from elk browsing after wolf reintroduction.. Western North American Naturalist. 65(1):118-122.

Ripple W.J., Chapron G., Lopez-Bao J.V., Durant S.M., Macdonald D.W., Lindsey P.A., Bennett E.L., Beschta R.L..  2017.  Conserving the World's Megafauna and Biodiversity: The Fierce Urgency of Now. Bioscience. 67(3):197-200.

Ripple W.J., Wolf C., Galetti M., Newsome T.M., Green T.L., Alamgir M, Crist E, Mahmoud M.I., Laurance W.F..  2018.  The Role of Scientists’ Warning in Shifting Policy from Growth to Conservation Economy. Bioscience. 68(4):239-240.

Ripple W.J., Beschta R.L..  2006.  Linking wolves to willows via risk-sensitive foraging by ungulates in the northern Yellowstone ecosystem.. Forest Ecology and Management. 230(1-3):96-106.

Ripple W.J., Beschta R.L., Fortin J.K., Robbins C.T..  2013.  Trophic cascades from wolves to grizzly bears in Yellowstone. Journal of Animal Ecology. 83(1):223-233.

Ripple W.J., Painter L.E., Beschta R.L., Gates C.C..  2010.  Wolves, Elk, Bison, and Secondary Trophic Cascades in Yellowstone National Park. The Open Ecology Journal. 3:31-37.

Ripple W.J., Beschta R.L..  2012.  Large predators limit herbivore densities in northern forest ecosystems. Eur J Wildl Res. 58(4)

Ripple W.J., Wolf C., Newsome T.M., Betts M.G., Ceballos G., Courchamp F., Hayward M.W., Van Valkenburgh B., Wallach A.D., Worm B..  2019.  Are we eating the world's megafauna to extinction? Conservation Letters. :e12627.

Ripple W.J., Estes J.A., Beschta R.L., Wilmers C.C., Ritchie E.G., Hebblewhite M., Berger J., Elmhagen B., Letnic M., Nelson M.P et al..  2014.  Status and Ecological Effects of the World's Largest Carnivores. Science. 343(6167)

Ripple W.J., Wirsing A.J., Wilmers C.C., Letnic M..  2013.  Widespread mesopredator effects after wolf extirpation. Biological Conservation. 160:70-79.

Ripple W.J., Smith P., Haberl H., Montzka S.A., McAlpine C., Boucher D.H..  2014.  Commentary: Ruminants, climate change and climate policy. Nature Climate Change. 4:2-5.

Ripple W.J., Wolf C., Newsome T.M., Galetti M., Alamgir M, Crist E, Mahmoud M.I., Laurance W.F..  2017.  World Scientists’ Warning to Humanity: A Second Notice. Bioscience.

Ripple W.J., Beschta R.L..  2005.  Linking Wolves and Plants: Aldo Leopold on Trophic Cascades.. BioScience. 55(7):613-621.

Ripple W.J., Beschta R.L., Painter L.E..  2015.  Trophic cascades from wolves to alders in Yellowstone. Forest Ecology and Management. 354:254-260.

Ripple W.J., Beschta R.L., Fortin J.K., Robbins C.T..  2015.  Wolves trigger a trophic cascade to berries as alternative food for grizzly bears. Journal of Animal Ecology. 84:652-654.

Ripple W.J., Larsen E.J..  2000.  Historic aspen recruitment, elk, and wolves in northern Yellowstone National Park, USA.. Biological Conservation. 95:361-370.

Ripple W.J., Miller S.D., Schoen J.W., Rabinowitch S.P..  2019.  Large carnivores under assault in Alaska. PLoS Biol. 17(1):e3000090.

Ripple W.J., Chapron G., Lopez-Bao J.V., Durant S.M., Macdonald D.W., Lindsey P.A., Bennett E.L., Beschta R.L., Bruskotter J.T., Campos-Arceiz A. et al..  2016.  Saving the World's Terrestrial Megafauna. BioScience. 66(10):807-812.

Ripple W.J., Estes J.A., Schmitz O.J., Constant V., Kaylor M.J., Lenz A., Motley J.L., Self K.E., Taylor D.S., Wolf andC.  2016.  What is a Trophic Cascade? Trends in Ecology and Evolution. 31(11):824-849.

Ripple W.J., Newsome T.M., Wolf C., Dirzo R., Everatt K.T., Galetti M., Hayward M.W., Kerley G.I.H., Levi T., Lindsey P.A. et al..  2015.  Collapse of the world's largest herbivores. Science Advances. 1(4)

Ripple W.J., Wolf C., Newsome T.M., Hoffmann M., Wirsing A.J., McCauley D.J..  2017.  Smallest terrestrial vertebrates are highly imperiled. PNAS.

Ripple W.J., Valkenburgh B.V..  2010.  Linking Top-down Forces to the Pleistocene Megafaunal Extinctions. BioScience. 60(7):516-526.

Ripple W.J., Larsen E.J., Renkin R.A., Smith D.W..  2001.  Trophic Cascades among wolves, elk and aspen on Yellowstone National Park's northern range.. Biological Conservation. 102:227-234.

Ripple W.J., Beschta R.L..  2004.  Wolves and the Ecology of Fear: Can Predation Risk Structure Ecosystems? BioScience. 54(8):755-766.

Ripple W.J., Beschta R.L..  2007.  Hardwood tree decline following large carnivore loss on the Great Plains, USA.. Frontiers in Ecology and Environment. 5(5):241-246.

Ripple W.J., Wolf C., Newsome T.M., Hoffmann M., Wirsing A.J., McCauley D.J..  2018.  Both the largest and smallest vertebrates have elevated extinction risk. PNAS. 115(26):E5847-E5848.

Ripple W.J., Beschta R.L..  2007.  Restoring Yellowstone's aspen with wolves.. Biological Conservation. 138:514-519.

Ripple W.J., Beschta R.L..  2008.  Trophic cascades involving cougar, mule deer, and black oaks in Yosemite National Park. Biological Conservation. 141(5):1249-1256.

Ripple W.J., Wirsing A.J., Beschta R.L., Buskirk S.W..  2011.  Can Restoring Wolves Aid in Lynx Recovery? Wildlife Society Bulletin. 35(4):514-518.

Ripple W.J., Wolf C., Newsome T.M., Hoffmann M., Wirsing A.J., McCauley D.J..  2017.  Extinction risk is most acute for the world’s largest and smallest vertebrates. PNAS. 114(40):10678–10683.

Ripple W.J., Beschta R.L..  2006.  Linking a cougar decline, trophic cascade, and catastrophic regime shift in Zion National Park.. Biological Conservation. 133:397-408.

Ripple W.J., Beschta R.L., Painter L.E..  2022.  The history of cougars in Yellowstone National Park. Western North American Naturalist. 82(4):752–759.

Ripple W.J., Beschta R.L..  2003.  Wolf reintroduction, predation risk, and cottonwood recovery in Yellowstone National Park.. Forest Ecology and Management. 184:299-313.

Ripple W.J., Newsome T.M., Kerley G.I.H..  2016.  Does Trophy Hunting Support Biodiversity? A Response to Di Minin et al. Trends in Ecology and Evolution. 31(7):495-496.

Ripple W.J., Meijaard E., Newsome T.M..  2018.  Saving the World with Satire: A Response to Chapron et al.. Trends in Ecology & Evolution. 33(7):483-484.

Ripple W.J., Beschta R.L..  2005.  Refugia from browsing as reference sites for restoration planning.. Western North American Naturalist. 65(2):269-273.

Ripple W.J., Beschta R.L..  2012.  Trophic cascades in Yellowstone: The first 15 years after wolf reintroduction. Biological Conservation. 145:205-213.

Ripple W.J., Abernethy K., Betts M.G., Chapron G., Dirzo R., Galetti M., Levi T., Lindsey P.A., Macdonald D.W., Machovina B. et al..  2016.  Bushmeat hunting and extinction risk to the world's mammals. The Royal Society Open Science.

Ripple W.J., Beschta R.L..  2004.  Wolves, elk, willows, and trophic cascades in the upper Gallatin Range of Southwestern Montana, USA.. Forest Ecology and Management. 200:161-181.

Rosenblatt A.E., Heithaus M.R., Mather M.E., Matich P., Nifong J.C., Ripple W.J., Silliman. B.R..  2013.  The Roles of Large Top Predators in Coastal Ecosystems: New Insights from Long Term Ecological Research. Oceanography. 26(3):156-167.