Select publications

Drake, T.W., S.E. Tank, A.Z. Zhulidov, R.M. Holmes, T. Gurtovaya, and R.G.M. Spencer. 2018. Increasing alkalinity export from large Russian Arctic riversEnvironmental Science and Technology 52(15):8302–8308. doi:10.1021/acs.est.8b01051

McClelland, J.W., R.M. Holmes, B.J. Peterson, P.A. Raymond, R.G. Striegl, A.V. Zhulidov, S.A. Zimov, N. Zimov, S.E. Tank, R.G.M. Spencer, R. Staples, T.Y. Gurtovaya, and C.G. Griffin. 2016. Particulate organic carbon and nitrogen export from major Arctic riversGlobal Biogeochemical Cycles 30. doi:10.1002/2015GB005351

Mann, P.J., T.I. Eglinton, C.P. McIntyre, N. Zimov, A. Davydova, J.E. Vonk, R.M. Holmes, and R.G.M. Spencer. 2015. Utilization of ancient permafrost carbon in headwaters of Arctic fluvial networksNature Communications 6:7856. doi:10.1038/ncomms8856

Holmes, R.M., M.T. Coe, G.J. Fiske, T. Gurtovaya, J.W. McClelland, A.I. Shiklomanov, R.G.M. Spencer, S.E. Tank, and A.V. Zhulidov. 2012. Climate Change Impacts on the Hydrology and Biogeochemistry of Arctic Rivers. In Climate Change and Global Warming of Inland Waters: Impacts and Mitigation for Ecosystems and Societies. C.R. Goldman, M. Kumagai and R. Robarts, eds. Oxford, UK: John Wiley and Sons, Inc. doi:10.1002/9781118470596.ch1

Holmes, R.M., J.W. McClelland, B.J. Peterson, S.E. Tank, E. Bulygina, T.I. Eglinton, V.V. Gordeev, T.Y. Gurtovaya, P.A. Raymond, D.J. Repeta, R. Staples, R.G. Striegl, A.V. Zhulidov, and S.A. Zimov. 2012. Seasonal and annual fluxes of nutrients and organic matter from large rivers to the Arctic Ocean and surrounding seasEstuaries and Coasts 35:369-382. doi: 10.1007/s12237-011-9386-6

Tank, S.E., P.A. Raymond, R.G. Striegl, J.W. McClelland, R.M. Holmes, G.J. Fiske, and B.J. Peterson. 2012. A land-to-ocean perspective on the magnitude, source and implication of DIC flux from major Arctic rivers to the Arctic Ocean. Global Biogeochemical Cycles 26, GB4018. doi:10.1029/2011GB004192

Holmes, R.M., J.W. McClelland, P.A. Raymond, B.B. Frazer, B.J. Peterson, and M. Stieglitz. 2008. Lability of DOC transported by Alaskan rivers to the Arctic Ocean. Geophysical Research Letters 35, L03402. doi:10.1029/2007GL032837

Raymond, P.A., J.W. McClelland, R.M. Holmes, A.V. Zhulidov, K. Mull, B.J. Peterson, R.G. Striegl, G.R. Aiken, and T.Y. Gurtovaya. 2007. Flux and age of dissolved organic carbon exported to the Arctic Ocean: A carbon isotopic study of the five largest arctic rivers. Global Biogeochemical Cycles 21, GB4011. doi:10.1029/2007GB002934

Peterson, B.J., J. McClelland, R. Curry, R.M. Holmes, J.E. Walsh, and K. Aagaard. 2006. Trajectory shifts in the Arctic and subarctic freshwater cycle. Science 313:1061-1066. doi:10.1126/science.1122593

Holmes, R M., J.W. McClelland, B.J. Peterson, I.A. Shiklomanov, A.I. Shiklomanov, A.V. Zhulidov, V.V. Gordeev, and N.N. Bobrovitskaya. 2002. A circumpolar perspective on fluvial sediment flux to the Arctic Ocean. Global Biogeochemical Cycles 16:1098, doi:10.1029/2001GB001849

Peterson, B.J., R.M. Holmes, J.W. McClelland, C.J. Vorosmarty, I.A. Shiklomanov, A.I. Shiklomanov, R.B. Lammers, S. Rahmstorf. 2002. Increasing river discharge to the Arctic Ocean. Science 298:2171-2173. doi:10.1126/science.1077445

Holmes, R.M., B.J. Peterson, V.V. Gordeev, A.V. Zhulidov, M. Meybeck, R.B. Lammers, and C.J. Vörösmarty. 2000. Flux of nutrients from Russian rivers to the Arctic Ocean: Can we establish a baseline against which to judge future changes? Water Resources Research 36:2309-2320. doi:10.1029/2000WR900099

In the news

Arctic permafrost is thawing fast. That affects us all. “I’ve largely imagined permafrost thaw as a slow and steady process, and maybe this is an odd five-year period. But what if it’s not? What if things change much more quickly?” Dr. Holmes told National Geographic. September 2019

Siberia’s “Pleistocene Park”: Bringing Back Pieces of the Ice Age to Combat Climate Change. 60 Minutes interviewed Dr. Holmes on thawing permafrost and Sergey Zimov’s efforts to slow it. July 7, 2019

Some Arctic Ground No Longer Freezing In Winter. WHRC Scientists Dr. Max Holmes and Dr. Sue Natali were both quoted in National Geographic’s recent story on the implications of rising temperatures on Arctic permafrost. August 20, 2018

Cape Cod Rivers Getting Much Needed Attention. Dr. Holmes was interviewed by WCAI’s Living Lab Radio about his research on Cape Cod rivers and WHRC’s Cape Cod Rivers Observatory. July 30, 2018

On climate change solutions. Dr. Holmes was featured in this Falmouth Enterprise article on his work to understand the impacts of climate change on rivers around the world. May 25, 2018

Students join scientists in the field. Dr. Holmes was mentioned in this Falmouth Enterprise article about the sixty Cape Cod Academy students who joined WHRC scientists for a day of fieldwork in Cape Cod rivers and watersheds. May 11, 2018

Cape Cod Rivers Observatory offers stream of information. WHRC’s Cape Cod Rivers Observatory, a project run by Dr. Holmes, was covered in the Cape Cod Times. January 19, 2018

Alaska’s Permafrost is Thawing. Dr. Holmes and several other WHRC scientists were featured in this New York Times front-page story about climate change impacts in the Arctic. August 23, 2017

Select publications

Duffy, P.B. et al. 2018. Strengthened scientific support for the Endangerment Finding for atmospheric greenhouse gases. Science. doi:10.1126/science.aat5982

Duffy, P.B., P. Brando, G.P. Asner, and C.B. Field. 2015. Projections of future drought and wet periods in the Amazon. Proceedings of the National Academy of Sciences vol. 112(43):13172–13177. doi:10.1073/pnas.1421010112

Duffy, P.B., and C. Tebaldi. 2012. Increasing prevalence of extreme summer temperatures in the U.S. Climatic Change Letters, 111(2):487-495. doi:10.1007/s10584-012-0396-6

Loarie, S.R., P.B. Duffy, H. Hamilton. G.P. Asner, C.B. Field, and D.D. Ackerly. 2009. The velocity of climate change. Nature 462,1052-1055. doi:10.1038/nature08649

Duffy, P.B., B.D. Santer, and T.M.L. Wigley. 2009. Solar variability does not explain late-20th century                       warming. Physics Today, January, pp48-49.

Bala, G., P.B. Duffy, and K.E. Taylor. 2008. Impact of Geoengineering Schemes on the Global Hydrological Cycle. Proceedings of the National Academy of Sciences 105(22):7664–7669. 10.1073/pnas.0711648105

Bonfils, C., P.B. Duffy, B.D. Santer, T.M.L. Wigley, D.B. Lobell, T.J. Phillips, C. Doutriaux. 2007. Identification of external influences on temperatures in California. Climatic Change 87(Suppl 1): 43.

Duffy, P.B., C. Bonfils, D. Lobell. 2007. Interpreting Recent Temperature Trends in California. Eos, Transactions, American Geophysical Union 88(41):409-410. doi:10.1029/2007EO410001

Duffy, P.B., B. Govindasamy, J.P. Iorio, J. Milovich, K.R. Sperber, K.E. Taylor, M.F. Wehner, and S.L. Thompson. 2003. High Resolution Simulations of Global Climate, Part 1: Present Climate. Climate Dynamics 21:371-390. doi:10.1007/s00382-003-0339-z

Duffy, P.B., C. Doutriaux, I.K. Fodor, and B.D. Santer. 2001. Effect of Missing Data on Estimates of Near-Surface Temperature Change Since 1900. Journal of Climate 14(13):2809-2814. doi:10.1175/1520-0442(2001)014<2809:EOMDOE>2.0.CO;2

Caldeira, K. and P.B. Duffy. 2000. The role of the Southern Ocean in uptake and storage of anthropogenic carbon dioxide. Science 287(5453):620-622. doi:10.1126/science.287.5453.620

Hoffert, M.I., K. Caldeira, C. Covey, P.B. Duffy, and B.D. Santer. 1999. Solar variability and the Earth’s climate. Nature 401, 764-764. doi:10.1038/44519

In the news

How the Trump Administration Is Torpedoing Climate Science. Dr. Duffy’s op-ed in Scientific American. July 9, 2019

Climate-Change Funds Try to Profit from a Warming World. The New York Times profiles WHRC’s partnership with Wellington Management, quoting Dr. Duffy. April 14, 2019

U.S. Climate Report Warns of Damaged Environment and Shrinking Economy. Dr. Duffy was quoted in The New York Times, with his response to the administration’s environmental deregulation in light of the reported devastating effects of a changing climate. November 23, 2018

Climate Has a Role in Wildfires? No. Wait, Yes. Dr. Phil Duffy was quoted in The New York Times, with his response to President Trump and Interior Secretary Ryan Zinke’s comments on causes for California’s wildfire season. August 17, 2018

Emissions measures could be too low. The Boston Globe quoted WHRC President Phil Duffy in an article about measuring carbon emissions. Duffy said that without transparency and accurate monitoring, international climate action could be ineffective. July 7, 2018

Faith leaders and leading scientists issue joint call for climate action. Dr. Phil Duffy’s joint press conference with Cardinal Sean O’Malley and Reverend Mariama White-Hammond was covered by the Boston Globe on May 24 and NPR station WCAIMay 29, 2018

‘A blow to climate science.’ Dr. Phil Duffy was quoted in the New York Times article “A NASA program in limbo” regarding the Trump Administration’s quiet efforts to dismantle a critical climate monitoring program. May 23, 2018

The Energy 202. Dr. Phil Duffy’s exchange with Alabama Representative Mo Brooks during the recent House Committee hearing on “Using Technology to Address Climate Change” was also covered in this Washington Post article. May 18, 2018

U.S. House of Representatives Science Committee Hearing on Climate Change. Dr. Phil Duffy’s testimony to the House Committee on Science, Space, and Technology was covered in more than a dozen news and media outlets including the Washington PostCNNThe GuardianThe HillMSNBCScience, and E&E News. May 17, 2018

Congress moves to restore NASA’s Carbon Monitoring System. Dr. Duffy was quoted again by Science, a week later, applauding bipartisan efforts to restore funding for the monitoring program. May 17, 2018

Trump Administration quietly slates NASA’s Carbon Monitoring System for graveyard. Dr. Phil Duffy was quoted in this Science article criticizing the decision to kill a program that improves our ability to measure greenhouse gas emissions. May 9, 2018