Beschta R.L..  2003.  Cottonwoods, elk, and wolves in the Lamar Valley of Yellowstone National Park.. Ecological Applications. 13(5):1295-1309.

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

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

Beschta R.L., Ripple W.J..  2005.  Rapid Assessment of Riparian Cottonwood Recruitment: Middle Fork John Day River, Northeastern Oregon.. Ecological Restoration. 23(3):150-156.

Beschta R.L..  2005.  Reduced Cottonwood Recruitment Following Extirpation of Wolves in Yellowstone's Northern Range.. Ecology. 86(2):391-403.

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..  2005.  Willow thickets protect young aspen from elk browsing after wolf reintroduction.. Western North American Naturalist. 65(1):118-122.

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..  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.

Beschta R.L., Ripple W.J..  2006.  River channel dynamics following extirpation of wolves in northwestern Yellowstone National Park,USA.. Earth Surface Processes and Landforms. 31:1525-1539.

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.

Beschta R.L., Ripple W.J..  2007.  Increased Willow Heights along northern Yellowstone's Blacktail Deer Creek following wolf reintroduction.. Western North American Naturalist. 67(4):613-617.

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

Beschta R.L., Ripple W.J..  2007.  Wolves, elk, and aspen in the winter range of Jasper National Park, Canada.. Canadian Journal of Forest Research. 37:1873-1885.

Halofsky J.S., Ripple W.J., Beschta R.L..  2008.  Recoupling fire and aspen recruitment after wolf reintroduction in Yellowstone National Park, USA. Forest Ecology and Management. 256:1004-1008.

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.

Beschta R.L., Ripple W.J..  2008.  Wolves, trophic cascades, and rivers in the Olympic National Park, USA. Ecohydrology. 1:118-130.

Beschta R.L., Ripple W.J..  2009.  Large predators and trophic cascades in terrestrial ecosystems of the western United States. Biological Conservation. 142:2401-2414.

Prugh L.R., Stoner C.J., Epps C.W., Bean W.T., Ripple W.J., Laliberte A.S., Brashares J.S..  2009.  The Rise of the Mesopredator. Bioscience. 59(9):779-791.

Prugh L.R., Stoner C.J., Epps C.W., Bean W.T., Ripple W.J., Laliberte A.S., Brashares J.S..  2009.  The Rise of the Mesopredator. Bioscience. 59(9):779-791.

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.

Beschta R.L., Ripple W.J..  2010.  Mexican wolves, elk, and aspen in Arizona: Is there a trophic cascade? Forest Ecology and Management. 260:915-922.

Beschta R.L., Ripple W.J..  2010.  Recovering Riparian Plant Communities with Wolves in Northern Yellowstone, USA. Restoration Ecology. 18(3):380-389.

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

Estes J.A., Terborgh J., Brashares J.S., Power M.E., Berger J., Bond W.J., Carpenter S.R., Essington T.E., Holt R.D., Jackson J.B.C. et al..  2011.  Trophic Downgrading of Planet Earth. Science. 333:301-306.

Estes J.A., Terborgh J., Brashares J.S., Power M.E., Berger J., Bond W.J., Carpenter S.R., Essington T.E., Holt R.D., Jackson J.B.C. et al..  2011.  Trophic Downgrading of Planet Earth. Science. 333:301-306.

Estes J.A., Terborgh J., Brashares J.S., Power M.E., Berger J., Bond W.J., Carpenter S.R., Essington T.E., Holt R.D., Jackson J.B.C. et al..  2011.  Trophic Downgrading of Planet Earth. Science. 333:301-306.

Beschta R.L., Ripple W.J..  2012.  Berry-producing shrub characteristics following wolf reintroduction in Yellowstone National Park. Forest Ecology and Management. 276:132-138.

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

Beschta R.L., Ripple W.J..  2012.  The role of large predators in maintaining riparian plant communities and river morphology. Geomorphology. 157-158:88-98.

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

Miller B.J., Harlow H.J., Harlow T.S., Biggins D., Ripple W.J..  2012.  Trophic cascades linking wolves (Canis lupus), coyotes (Canis latrans), and small mammals. Can. J. Zool.. 90:70-78.

Beschta R., Ripple W.J..  2013.  Are wolves saving Yellowstone's aspen? A landscape-level test of a behaviorally mediated trophic cascade - Comment Ecology. 94(6):1420-1425.

Cromsight J., Kuijper D.P.J., Adam M., Beschta R.L., Churski M., Eycott A., Kerley G.I.H., Mysterud A., Schmidt K., West K..  2013.  Hunting for fear: innovating management of human-wildlife conflicts. Journal of Applied Ecology. 50(3):544-549.

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.

Painter L.E., Beschta R.L., Larsen E.J., Ripple W.J..  2014.  After long-term decline, are aspen recovering in northern Yellowstone? Forest Ecology and Management. 329:108-117.

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., 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., 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)

Beschta R.L., Ripple W.J..  2015.  Divergent patterns of riparian cottonwood recovery after the return of wolves in Yellowstone, USA. Ecohydrology. 8:58-66.

Painter L.E., Beschta R.L., Larsen E.J., Ripple W.J..  2015.  Recovering aspen follow changing elk dynamics in Yellowstone: evidence of a trophic cascade? Ecology. 96(1):252-263.

Newsome T.M., Ballard G.A., Crowther M.S., Dellinger J.A., Fleming P.J.S., Glen A.S., Greenville A.C., Johnson C.N., Letnic M., Moseby K.E. et al..  2015.  Resolving the value of the dingo in ecological restoration. Restoration Ecology. 23(3):201-208.

Batchelor J.L., Ripple W.J., Wilson T.M., Painter L.E..  2015.  Restoration of Riparian Areas Following the Removal of Cattle in the Northwestern Great Basin. Environmental Management. 55(4):930–942.

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.

Newsome T.M., Bruskotter J.T., Ripple W.J..  2015.  When shooting a coyote kills a wolf: Mistaken identity or misguided management? Biodivers Conserv. 24(12)

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., 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.

Newsome T.M., Boitani L., Chapron G., Ciucci P., Dickman C.R., Dellinger J.A., Lopez-Bao J.V., Peterson R.O., Shores C.R., Wirsing A.J. et al..  2016.  Food habits of the world's grey wolves. Mammal Review. 46:255-269.

Beschta R.L., Painter L.E., Levi T., Ripple W.J..  2016.  Long-term aspen dynamics, trophic cascades, and climate in northern Yellowstone National Park. Canadian Journal of Forest Research. 46:548-556.

Virgos E, Lozano J., Cabezas-Dı´az S., Macdonald D.W., Zalewski A., Atienza J.C., Proulx G., Ripple W.J., Rosalino L.M., Santos-Reis M. et al..  2016.  A poor international standard for trap selectivity threatens carnivore conservation. Biodivers Conserv.

Beschta R.L., Ripple W.J..  2016.  Riparian vegetation recovery in Yellowstone: The first two decades after wolf reintroduction. Biological Conservation. 198:93-103.

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., 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., 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., 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., 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.

Betts M.G., Wolf C., Ripple W.J., Phalan B., Millers K.A., Duarte A., Butchart S.H.M., Levi T..  2017.  Global forest loss disproportionately erodes biodiversity in intact landscapes. Nature. 547:441–444.

Betts M.G., Wolf C., Ripple W.J., Phalan B., Millers K.A., Duarte A., Butchart S.H.M., Levi T..  2017.  Global forest loss disproportionately erodes biodiversity in intact landscapes. Nature. 547:441–444.

Buck JC, Ripple W.J..  2017.  Infectious Agents Trigger Trophic Cascades. Trends in Ecology & Evolution.

Swain M, Blomqvist L, McNamara J, Ripple W.J..  2017.  Reducing the environmental impact of global diets. Science of the Total Environment. 610-611:1207–1209.

Lindsey P.A., Chapron G., Petracca L.S., Burnham D., Hayward M.W., Henschel P., Hinks A.E., Garnett S.T., Macdonald D.W., Macdonald E.A. et al..  2017.  Relative efforts of countries to conserve world’s megafauna. Global Ecology and Conservation. 10:243–252.

Painter L.E., Beschta R.L., Larsen E.J., Ripple W.J..  2018.  Aspen recruitment in the Yellowstone region linked to reduced herbivory after large carnivore restoration. Ecosphere. 9(8):e02376.

Batavia C, Nelson M.P., Darimont C.T., Paquet P.C., Ripple W.J., Wallach A.D..  2018.  The elephant (head) in the room: A critical look at trophy hunting. Conservation Letters. :e12565.

Wolf C., Betts M.G., Levi T., Newsome T.M., Ripple W.J..  2018.  Large species within carnivora are large carnivores. Royal Society Open Science. 5:181228.

Beschta R.L., Painter L.E., Ripple W.J..  2018.  Trophic cascades at multiple spatial scales shape recovery of young aspen in Yellowstone. Forest Ecology and Management. 413:62-69.

Beschta R.L., Ripple W.J..  2018.  Wolf-triggered trophic cascades and stream channel dynamics in Olympic National Park: a comment on East et al.. Earth Surf. Process. Landforms.

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.

Beschta R.L., Ripple W.J..  2019.  Can large carnivores change streams via a trophic cascade? Ecohydrology. 12(1):e2048.

Wolf C., Ripple W.J., Betts M.G., Levi T., Peres C.A..  2019.  Eating plants and planting forests for the climate. Global Change Biology. 25(12):3995-3995.

Betts M.G., Wolf C., Pfeifer M., Banks-Leite C., Arroyo-Rodríguez V., Ribeiro D.B., Barlow J., Eigenbrod F., Faria D., Fletcher R.J. et al..  2019.  Extinction filters mediate the global effects of habitat fragmentation on animals. Science. 366:1236–1239.

Betts M.G., Wolf C., Pfeifer M., Banks-Leite C., Arroyo-Rodríguez V., Ribeiro D.B., Barlow J., Eigenbrod F., Faria D., Fletcher R.J. et al..  2019.  Extinction filters mediate the global effects of habitat fragmentation on animals. Science. 366:1236–1239.

Betts M.G., Wolf C., Pfeifer M., Banks-Leite C., Arroyo-Rodríguez V., Ribeiro D.B., Barlow J., Eigenbrod F., Faria D., Fletcher R.J. et al..  2019.  Extinction filters mediate the global effects of habitat fragmentation on animals. Science. 366:1236–1239.

Barton B.T., Hill JG, Wolff CL, Newsome T.M., Ripple W.J., Lashley M.A..  2019.  Grasshopper consumption by grey wolves and implications for ecosystems. Ecology. :e02892.

Harwatt H, Ripple W.J., Chaudhary A, Betts M.G., Hayek MN.  2019.  Scientists call for renewed Paris pledges to transform agriculture. The Lancet Planetary Health.

Beschta R.L., Ripple W.J..  2019.  Yellowstone’s Prehistoric Bison: A Comment on Keigley (2019). Rangelands. 41(3):149-151.

Beschta R.L., Ripple W.J., Kauffman J.B., Painter L.E..  2020.  Bison limit ecosystem recovery in northern Yellowstone. Food Webs. 23(e00142)

Buotte P.C., Law B.E., Ripple W.J., Berner L.T..  2020.  Carbon sequestration and biodiversity co-benefits of preserving forests in the western United States. Ecological Applications. 30(2):e02039.

Buotte P.C., Law B.E., Ripple W.J., Berner L.T..  2020.  Carbon sequestration and biodiversity co-benefits of preserving forests in the western United States. Ecological Applications. 30(2):e02039.

Beschta R.L., Ripple W.J..  2020.  Large carnivore extirpation linked to loss of overstory aspen in Yellowstone. Food Webs. :e00140.

Brown C, Rinaldi CE, Ripple W.J., Van Valkenburgh B..  2020.  Skeletal and Dental Development Preserve Evidence of Energetic Stress in the Moose of Isle Royale. Frontiers in Ecology and Evolution.

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.

Wolf C., Levi T., Ripple W.J., Zárrate-Charry D.A., Betts M.G..  2021.  A forest loss report card for the world’s protected areas. Nat Ecol Evol.

Carver S, Convery I, Hawkins S, Beyers R, Eagle A, Kun Z, Van Maanen E, Cao Y, Fisher M, et al..  2021.  Guiding principles for rewilding. Conservation Biology.

Carver S, Convery I, Hawkins S, Beyers R, Eagle A, Kun Z, Van Maanen E, Cao Y, Fisher M, et al..  2021.  Guiding principles for rewilding. Conservation Biology.

Newsome T.M., Barton B.T., Buck JC, DeBruyn J, Spencer E, Ripple W.J., Barton PS.  2021.  Monitoring the dead as an ecosystem indicator. Ecology and Evolution. 11(11):5844-5856.

Newsome T.M., Barton B.T., Buck JC, DeBruyn J, Spencer E, Ripple W.J., Barton PS.  2021.  Monitoring the dead as an ecosystem indicator. Ecology and Evolution. 11(11):5844-5856.

Newsome T.M., Barton B.T., Buck JC, DeBruyn J, Spencer E, Ripple W.J., Barton PS.  2021.  Monitoring the dead as an ecosystem indicator. Ecology and Evolution. 11(11):5844-5856.

Bradshaw C.J.A., Ehrlich P.R., Beattie A., Ceballos G., Crist E, Diamond J., Dirzo R., Ehrlich A.H., Harte J., Harte M.E. et al..  2021.  Underestimating the Challenges of Avoiding a Ghastly Future. Front. Conserv. Sci.

Bradshaw C.J.A., Ehrlich P.R., Beattie A., Ceballos G., Crist E, Diamond J., Dirzo R., Ehrlich A.H., Harte J., Harte M.E. et al..  2021.  Underestimating the Challenges of Avoiding a Ghastly Future. Front. Conserv. Sci.

Bradshaw C.J.A., Ehrlich P.R., Beattie A., Ceballos G., Crist E, Diamond J., Dirzo R., Ehrlich A.H., Harte J., Harte M.E. et al..  2021.  Underestimating the Challenges of Avoiding a Ghastly Future. Front. Conserv. Sci.

Ingeman KE, Zhao LZ, Wolf C., Williams DR, Ritger AL, Ripple W.J., Kopecky KL, Dillon EM, DiFiore BP, Curtis JS et al..  2022.  Glimmers of hope in large carnivore recoveries. Scientific Reports. 12:10005.

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.

Lundgren E.J., Ramp D., Middleton O.S., Wooster E.I.F., Kusch E., Balisi M., Ripple W.J., Hasselerharm C.D., Sanchez J.N., Mills M et al..  2022.  A novel trophic cascade between cougars and feral donkeys shapes desert wetlands. Journal of Animal Ecology.

Painter L.E., Beschta R.L., Ripple W.J..  2023.  Bison alter the northern Yellowstone ecosystem by breaking aspen saplings. Ecology and Evolution. 13(8):e10369.

Beschta R.L., Painter L.E., Ripple W.J..  2023.  Revisiting trophic cascades and aspen recovery in northern Yellowstone. Food Webs. 36(e00276)