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.

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.

Dellinger J.A., Shores C.R., Craig A., Kachel S.M., Heithaus M.R., Ripple W.J., Wirsing A.J..  2022.  Predators reduce niche overlap between sympatric prey. Oikos.

Millward L.S., Wilson T.M., Weldy M.J., Rowland M.M., Duarte A., Lesmeister D.B., Ripple W.J..  2022.  Small mammal relative abundance within riparian ecosystems of the Blue Mountains. Forest Ecology and Management. 505

Hayek MN, Harwatt H, Ripple W.J., Mueller ND.  2021.  The carbon opportunity cost of animal-sourced food production on land. Nature Sustainability. 4:21-24.

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.

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.

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.

Levi T., Hilderbrand G.V., Hocking M.D., Quinn T.P., White K.S., Adams M.S., Armstrong J.B., Crupi A.P., Darimont C.T., Deacy W. et al..  2020.  Community Ecology and Conservation of Bear-Salmon Ecosystems. Front. Ecol. Evol.

Kemppinen K.M.S., Collins P.M., Hole D.G., Wolf C., Ripple W.J., Gerber L.R..  2020.  Global reforestation and biodiversity conservation. Conservation Biology. 34(5):1221-1228.

Janeiro-Otero A, Newsome T.M., van Eeden LM, Ripple W.J., Dormann C.F..  2020.  Grey wolf (Canis lupus) predation on livestock in relation to prey availability. Biological Conservation. 243(108433)

Oksanen T., Oksanen L., Vuorinen K.E.M., Wolf C., Mäkynen A., Olofsson J., Ripple W.J., Virtanen R., Utsi T.A..  2020.  The impact of thermal seasonality on terrestrial endotherm food web dynamics: a revision of the Exploitation Ecosystem Hypothesis. Ecography. 43(12):1859-1877.

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

Heleno R.H., Ripple W.J., Traveset A.  2020.  Scientists’ warning on endangered food webs. Web Ecology. 20:1-10.

Albert JS, Destouni G, Duke-Sylvester SM, Magurran AE, Oberdorff T, Reis RE, Winemiller KO, Ripple W.J..  2020.  Scientists’ warning to humanity on the freshwater biodiversity crisis. Ambio.

Greenville A.C., Newsome T.M., Wardle G.M., Dickman C.R., Ripple W.J., Murray B.R..  2020.  Simultaneously operating threats cannot predict extinction risk. Conservation Letters. e12758

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.

Painter L.E., Tercek MT.  2020.  Tall willow thickets return to northern Yellowstone. Ecosphere. 11(5):e03115.

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., 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.

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.

Dellinger J.A., Shores C.R., Craig A., Heithaus M.R., Ripple W.J., Wirsing A.J..  2019.  Habitat use of sympatric prey suggests divergent anti‑predator responses to recolonizing gray wolves. Oecologia.

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

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.

Malcom J, Schwartz M.W., Evansen M., Ripple W.J., Polasky S., Gerber L.R., Lovejoy T.E., Talbot L.M., Miller J.R.B..  2019.  Solve the biodiversity crisis with funding. Science. 365(6459):1256.

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

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.

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.

van Eeden LM, Eklund A, Miller J.R.B., Lopez-Bao J.V., Chapron G., Cejtin M.R., Crowther M.S., Dickman C.R., Frank J., Krofel M et al..  2018.  Carnivore conservation needs evidence based livestock protection. PLoS Biol. 16(9):e2005577.

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.

Dellinger J.A., Shores C.R., Marsh M., Heithaus M.R., Ripple W.J., Wirsing A.J..  2018.  Impacts of recolonizing gray wolves (Canis lupus) on survival and mortality in two sympatric ungulates. Can. J. Zool.. 96:760–768.

Lundgren E.J., Ramp D., Ripple W.J., Wallach A.D..  2018.  Introduced megafauna are rewilding the Anthropocene. Ecography. 41(6):857-866.

Wallach A.D., Lundgren E.J., Ripple W.J., Ramp D..  2018.  Invisible megafauna. Conservation Biology.

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.

van Eeden LM, Crowther M.S., Dickman C.R., Macdonald D.W., Ripple W.J., Ritchie E.G., Newsome T.M..  2018.  Managing conflict between large carnivores and livestock. Conservation Biology. 32(1):26-34.

Peters R., et al.  2018.  Nature Divided, Scientists United: US–Mexico Border Wall Threatens Biodiversity and Binational Conservation. Bioscience.

Courchamp F., Jaric I., Albert C, Meinard Y., Ripple W.J., Chapron G..  2018.  The paradoxical extinction of the most charismatic animals. PLoS Biol. 16(4):e2003997.

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., 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.

Shackelford N, Standish R.J., Ripple W.J., Starzomski B.M..  2018.  Threats to biodiversity from cumulative human impacts in one of North America's last wildlife frontiers. Conservation Biology. 32(3):672-684.

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.

Gray T.N.E., Hughes A.C., Laurance W.F., Long B., Lynam A.J., O'Kelly H., Ripple W.J., Seng T., Scotson L., Wilkinson N.M..  2018.  The wildlife snaring crisis: an insidious and pervasive threat to biodiversity in Southeast Asia. Biodivers Conserv. 27:1031–1037.

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., 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., 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.

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.

Letnic M., Ripple W.J..  2017.  Large-scale responses of herbivore prey to canid predators and primary productivity. Global Ecol Biogeogr.

Hayward M.W., Ripple W.J., Kerley G.I.H., Landman M., Plotz R.D., Garnett S.T..  2017.  Neocolonial Conservation: Is Moving Rhinos to Australia Conservation or Intellectual Property Loss. Conservation Letters.

Newsome T.M., Fleming P.J.S., Dickman C.R., Doherty TS, Ripple W.J., Ritchie E.G., Wirsing A.J..  2017.  A New Dog. BioScience. 67(4):374-381.

Wolf C., Ripple W.J..  2017.  Range contractions of the world’s large carnivores. R. Soc. open sci.. 4(170052)

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.

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

Harwatt H, Sabate J, Eshel G, Soret S, Ripple W.J..  2017.  Substituting beans for beef as a contribution toward US climate change targets. Climatic Change.

Newsome T.M., Greenville A.C., Cirovic D, Dickman C.R., Johnson C.N., Krofel M, Letnic M., Ripple W.J., Ritchie E.G., Stoyanov S et al..  2017.  Top predators constrain mesopredator distributions. Nature Communications. 8(15469)

Johns D, Terborgh J., Estes J.A., Foreman D, Miller B.J., Noss R, Soule M.E., Ripple W.J..  2017.  We Need a Biologically Sound North American Conservation Plan. Bioscience.

Gray T.N.E., Lynam A.J., Seng T., Laurance W.F., Long B., Scotson L., Ripple W.J..  2017.  Wildlife-snaring crisis in Asian forests. Science. 355(6322):255-256.

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., 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., 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.

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.

Sarasola J.H., Zanón-Martínez J.I., Costán A.S., Ripple W.J..  2016.  Hypercarnivorous apex predator could provide ecosystem services by dispersing seeds. Scientific Reports. 6

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.

Holm S.R., Noon B.R, Wiens J.D, Ripple W.J.  2016.  Potential trophic cascades triggered by the barred owl range expansion. The Wildlife Society Bulletin. 40(4):615-624.

Wolf C., Ripple W.J..  2016.  Prey depletion as a threat to the world's large carnivores. Royal Society Open Science.

Everatt K.T., Andresen L., Ripple W.J., Kerley G.I.H..  2016.  Rhino poaching may cause atypical trophic cascades. Frontiers in Ecology and Environment. 14:65-67.

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.

Gordon C.E., Eldridge D.J., Ripple W.J., Crowther M.S., Moore B.D., Letnic M..  2016.  Shrub encroachment is linked to extirpation of an apex predator. Journal of Animal Ecology. 86(1):147-157.

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.

Machovina B., Feeley K.J., Ripple W.J..  2015.  Biodiversity conservation: The key is reducing meat consumption. Science of the Total Environment. 536:419-431.

Newsome T.M., Ripple W.J..  2015.  Carnivore coexistence: Trophic cascades. Science. 347:383-383.

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)

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.

Eisenberg C., Hibbs D.E., Ripple W.J..  2015.  Effects of predation risk on elk (Cervus elaphus) landscape use in a wolf (Canis lupus) dominated system. Can. J. Zool.. 93:99-111.

Valkenburgh B.V., Hayward M.W., Ripple W.J., Meloro C., Roth V.L..  2015.  The impact of large terrestrial carnivores on Pleistocene ecosystems. PNAS. 113(4):862-867.

Wallach A.D., Ripple W.J., Carroll S.P..  2015.  Novel trophic cascades: apex predators enable coexistence. Trends in Ecology & Evolution. 30:146-153.

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.

McAlpine C.A., Seabrook L.M., Ryan J.G., Feeney B.J., Ripple W.J., Ehrlich A.H., Ehrlich P.R..  2015.  Transformational change: creating a safe operating space for humanity. Ecology and Society. 20(1)

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.

Wallach A.D., Izhaki I., Toms J.D., Ripple W.J., Shanas U..  2015.  What is an apex predator? Oikos. 124(11):1453-1461.

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.

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.

Eisenberg C., Hibbs D.E., Ripple W.J., Salwasser H..  2014.  Context dependence of elk (Cervus elaphus) vigilance and wolf (Canis lupus) predation risk. Can. J. Zool. 92:727-736.

Newsome T.A., Ripple W.J..  2014.  A continental scale trophic cascade from wolves through coyotes to foxes. Journal of Animal Ecology.

Newsome T.M., Dellinger J.A., Pavey C.R., Ripple W.J., Shores C.R., Wirsing A.J., Dickman C.R..  2014.  The ecological effects of providing resource subsidies to predators. Global Ecology and Biogeography. 24(1):1-11.

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)

Sergio F., Schmitz O.J., Krebs C.J., Holt R.D., Heithaus M.R., Wirsing A.J., Ripple W.J., Ritchie E., Ainley D., Oro D. et al..  2014.  Towards a cohesive, holistic view of top predation: a definition, synthesis and perspective. Oikos Journal. 123:1234-1243.

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.

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.

Painter L.E..  2013.  Trophic Cascades and Large Mammals in the Yellowstone Ecosystem.

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

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.

Painter L.E., Ripple W.J..  2012.  Effects of bison on willow and cottonwood in northern Yellowstone National Park. Forest Ecology and Management. 264:150-158.

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.

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.

Wirsing A.J., Ripple W.J..  2011.  A comparison of shark and wolf research reveals similar behavioral responses by prey. Frontiers in Ecology and the Environment. 9(6):335-341.

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.

Laundre J.W., Hernandez L., Ripple W.J..  2010.  The Landscape of Fear: Ecological Implications of Being Afraid. The Open Ecology Journal. 3:1-7.

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

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.

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.

Manning A.D., Gordon I.J., Ripple W.J..  2009.  Restoring landscapes of fear with wolves in the Scottish Highlands. Biological Conservation.

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.

Halofsky J.S., Ripple W.J..  2008.  Fine-scale predation risk on elk after wolf reintroduction in Yellowstone National Park, USA.. Oecologia/Springer-Verlag. 155:869–877.

Halofsky J., Ripple W.J..  2008.  Linkages between wolf presence and aspen recruitment in the Gallatin elk winter range of southwestern Montana, USA.. Forestry: An International Journal of Forest Research. 81(2):195-207.

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.

Hollenbeck J.P., Ripple W.J..  2007.  Aspen patch and migratory bird relationships in the northern Yellowstone ecosystem.. Landscape Ecology. 22(9):1411–1425.

Hollenbeck J.P., Ripple W.J..  2007.  Aspen snag dynamics, cavity-nesting birds, and trophic cascades in Yellowstone's northern range.. Forestry Ecology and Management. 255:1095-1103.

Halofsky J.S..  2007.  Evidence of a Trophic Cascade among Wolves, Elk, and Aspen in Yellowstone National Park, USA.. Dissertation

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.

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.

Larsen T., Ripple W.J..  2006.  Modeling Gray Wolf (Canis lupus) Habitat in the Pacific Northwest, U.S.A.. Journal of Conservation Planning. 2:17-33.

Hollenbeck J.P..  2006.  Multi-scale Relationships Between Aspen and Birds in the Northern Yellowstone Ecosystem..

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.

Larsen E.J., Ripple W.J..  2005.  Aspen Stand Conditions on Elk Winter Ranges in the Northern Yellowstone Ecosystem, USA.. Natural Areas Journal. 25(4):326-338.

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.

Laliberte A.S., Ripple W.J..  2004.  Range Contractions of North American Carnivores and Ungulates.. BioScience. 54(2):123-138.

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.

Larsen E.J., Ripple W.J..  2003.  Aspen age structure in the northern Yellowstone Ecosystem:USA.. Forest Ecology and Management. 179:469-482.

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

Laliberte A.S., Ripple W.J..  2003.  Wildlife Encounters by Lewis and Clark: A Spatial Analysis of Interactions between Native Americans and Wildlife.. BioScience. 53(10):994-1003.

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.

Klein D.R., McCullough D.R., Diaz B.A., Cheville N., Graham R.W., Gross J.E., MacMahon J., Mathews N.E., Patten D.T., Ralls K. et al..  2002.  Ecological Dynamics on Yellowstone's Northern Range.. The National Acadamy of Science.

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

Larsen E.J., Ripple W.J..  1997.  Remote Sensing of Aspen Change in Northern Yellowstone National Park..