Lauerwald, R. et al. Inland water greenhouse gas budgets for RECCAP2: 2. Regionalization and homogenization of estimates. Glob. Biogeochem. Cycles 37, e2022GB007658 (2023).
Friedlingstein, P. et al. Global carbon budget 2024. Earth Syst. Sci. Data 17, 965–1039 (2025).
Cole, J. J. et al. Plumbing the global carbon cycle: integrating inland waters into the terrestrial carbon budget. Ecosystems 10, 172–185 (2007).
Tian, H. et al. Global nitrous oxide budget (1980–2020). Earth Syst. Sci. Data 16, 2543–2604 (2024).
Saunois, M. et al. Global methane budget 2000–2020. Earth Syst. Sci. Data 17, 1873–1958 (2025).
Lauerwald, R. et al. Inland water greenhouse gas budgets for RECCAP2: 1. State-of-the-art of global scale assessments. Glob. Biogeochem. Cycles 37, e2022GB007657 (2023).
Zscheischler, J. et al. Reviews and syntheses: an empirical spatiotemporal description of the global surface–atmosphere carbon fluxes: opportunities and data limitations. Biogeosciences 14, 3685–3703 (2017).
Stavert, A. R. et al. Regional trends and drivers of the global methane budget. Glob. Change Biol. 28, 182–200 (2022).
Johnson, M. S., Matthews, E., Du, J., Genovese, V. & Bastviken, D. Methane emission from global lakes: new spatiotemporal data and observation-driven modeling of methane dynamics indicates lower emissions. J. Geophys. Res. 127, e2022JG006793 (2022).
Tian, H. et al. Increased terrestrial carbon export and CO2 evasion from global inland waters since the preindustrial era. Glob. Biogeochem. Cycles 37, e2023GB007776 (2023).
Zhuang, Q. et al. Current and future global lake methane emissions: a process-based modeling analysis. J. Geophys. Res. 128, e2022JG007137 (2023).
Li, Y. et al. Increased nitrous oxide emissions from global lakes and reservoirs since the pre-industrial era. Nat. Commun. 15, 942 (2024).
Bastviken, D. & Johnson, M. S. Future methane emissions from lakes and reservoirs. Nat. Water https://doi.org/10.1038/s44221-025-00532-6 (2025).
Liu, S. et al. The importance of hydrology in routing terrestrial carbon to the atmosphere via global streams and rivers. Proc. Natl Acad. Sci. USA 119, e2106322119 (2022).
Raymond, P. A. et al. Global carbon dioxide emissions from inland waters. Nature 503, 355–359 (2013).
Lauerwald, R., Laruelle, G. G., Hartmann, J., Ciais, P. & Regnier, P. A. G. Spatial patterns in CO2 evasion from the global river network. Glob. Biogeochem. Cycles 29, 534–554 (2015).
Abril, G. et al. Technical note: large overestimation of pCO2 calculated from pH and alkalinity in acidic, organic-rich freshwaters. Biogeosciences 12, 67–78 (2015).
Regnier, P., Resplandy, L., Najjar, R. G. & Ciais, P. The land-to-ocean loops of the global carbon cycle. Nature 603, 401–410 (2022).
Ciais, P. et al. Definitions and methods to estimate regional land carbon fluxes for the second phase of the REgional Carbon Cycle Assessment and Processes Project (RECCAP-2). Geosci. Model Dev. 15, 1289–1316 (2022).
Rocher-Ros, G. et al. Global methane emissions from rivers and streams. Nature 621, 530–535 (2023).
Borges, A. V. et al. Greenhouse gas emissions from African lakes are no longer a blind spot. Sci. Adv. 8, eabi8716 (2022).
Harrison, J. A., Prairie, Y. T., Mercier-Blais, S. & Soued, C. Year-2020 global distribution and pathways of reservoir methane and carbon dioxide emissions according to the greenhouse gas from reservoirs (G-res) model. Glob. Biogeochem. Cycles 35, e2020GB006888 (2021).
Yao, Y. et al. Increased global nitrous oxide emissions from streams and rivers in the Anthropocene. Nat. Clim. Change 10, 138–142 (2020).
DelSontro, T., Beaulieu, J. J. & Downing, J. A. Greenhouse gas emissions from lakes and impoundments: upscaling in the face of global change. Limnol. Oceanogr. Lett. 3, 64–75 (2018).
Marx, A. et al. A review of CO2 and associated carbon dynamics in headwater streams: a global perspective. Rev. Geophys. 55, 560–585 (2017).
Deemer, B. R. & Holgerson, M. A. Drivers of methane flux differ between lakes and reservoirs, complicating global upscaling efforts. J. Geophys. Res. 126, e2019JG005600 (2021).
Johnson, M. S. et al. Spatiotemporal methane emission from global reservoirs. J. Geophys. Res. 126, e2021JG006305 (2021).
Soued, C. et al. Salinity causes widespread restriction of methane emissions from small inland waters. Nat. Commun. 15, 717 (2024).
Gómez-Gener, L. et al. Global carbon dioxide efflux from rivers enhanced by high nocturnal emissions. Nat. Geosci. 14, 289–294 (2021).
Woodrow, R. L. et al. Enhanced stream greenhouse gas emissions at night and during flood events. Limnol. Oceanogr. Lett. 9, 276–285 (2024).
De Eyto, E. et al. Diel variation in CO2 flux is substantial in many lakes. Limnol. Oceanogr. Lett. 10, 977–989 (2025).
Almeida, R. M., Pacheco, F. S., Barros, N., Rosi, E. & Roland, F. Extreme floods increase CO2 outgassing from a large Amazonian river. Limnol. Oceanogr. 62, 989–999 (2017).
Harrison, J. A., Deemer, B. R., Birchfield, M. K. & O’Malley, M. T. Reservoir water-level drawdowns accelerate and amplify methane emission. Environ. Sci. Technol. 51, 1267–1277 (2017).
Denfeld, B. A., Baulch, H. M., Del Giorgio, P. A., Hampton, S. E. & Karlsson, J. A synthesis of carbon dioxide and methane dynamics during the ice-covered period of northern lakes. Limnol. Oceanogr. Lett. 3, 117–131 (2018).
Mayr, M. J., Zimmermann, M., Dey, J., Wehrli, B. & Bürgmann, H. Lake mixing regime selects apparent methane oxidation kinetics of the methanotroph assemblage. Biogeosciences 17, 4247–4259 (2020).
López-Rojo, N. et al. Carbon emissions from inland waters may be underestimated: evidence from European river networks fragmented by drying. Limnol. Oceanogr. Lett. 9, 553–562 (2024).
Rosentreter, J. A. et al. Half of global methane emissions come from highly variable aquatic ecosystem sources. Nat. Geosci. 14, 225–230 (2021).
Colas, F. et al. Spatial and temporal variability of diffusive CO2 and CH4 fluxes from the Amazonian reservoir Petit-Saut (French Guiana) reveals the importance of allochthonous inputs for long-term C emissions. Glob. Biogeochem. Cycles 34, e2020GB006602 (2020).
Linkhorst, A. et al. Spatially resolved measurements in tropical reservoirs reveal elevated methane ebullition at river inflows and at high productivity. Glob. Biogeochem. Cycles 35, e2020GB006717 (2021).
Marzadri, A. et al. Global riverine nitrous oxide emissions: the role of small streams and large rivers. Sci. Total Environ. 776, 145148 (2021).
Maavara, T. et al. Nitrous oxide emissions from inland waters: are IPCC estimates too high? Glob. Change Biol. 25, 473–488 (2019).
Lauerwald, R. et al. Natural lakes are a minor global source of N2O to the atmosphere. Glob. Biogeochem. Cycles 33, 1564–1581 (2019).
Aufdenkampe, A. K. et al. Riverine coupling of biogeochemical cycles between land, oceans, and atmosphere. Front. Ecol. Environ. 9, 53–60 (2011).
Karim, A., Dubois, K. & Veizer, J. Carbon and oxygen dynamics in the Laurentian Great Lakes: implications for the CO2 flux from terrestrial aquatic systems to the atmosphere. Chem. Geol. 281, 133–141 (2011).
Sandborn, D. E. & Minor, E. C. Underway pCO2 surveys unravel CO2 invasion of lake superior from seasonal variability. J. Geophys. Res. 129, e2023JG007877 (2024).
Battin, T. J. et al. River ecosystem metabolism and carbon biogeochemistry in a changing world. Nature 613, 449–459 (2023).
Tranvik, L. J. et al. Lakes and reservoirs as regulators of carbon cycling and climate. Limnol. Oceanogr. 54, 2298–2314 (2009).
Abril, G. et al. Amazon River carbon dioxide outgassing fuelled by wetlands. Nature 505, 395–398 (2014).
Duvert, C. et al. Hydroclimate and landscape diversity drive highly variable greenhouse gas emissions from tropical and subtropical inland waters. Nat. Water 3, 1303–1317 (2025).
Abril, G. & Borges, A. V. Ideas and perspectives: carbon leaks from flooded land: do we need to replumb the inland water active pipe? Biogeosciences 16, 769–784 (2019).
Raich, J. W. & Schlesinger, W. H. The global carbon dioxide flux in soil respiration and its relationship to vegetation and climate. Tellus B 44, 81 (1992).
Soued, C., Harrison, J. A., Mercier-Blais, S. & Prairie, Y. T. Reservoir CO2 and CH4 emissions and their climate impact over the period 1900–2060. Nat. Geosci. 15, 700–705 (2022).
Kim, J., Thottathil, S. D. & Prairie, Y. T. A simple approach to quantifying whole-lake methane ebullition and sedimentary methane production, and its application to the Canadian Lake Pulse dataset. Limnol. Oceanogr. 70, 393–410 (2025).
Langenegger, T., Vachon, D., Donis, D. & McGinnis, D. F. What the bubble knows: lake methane dynamics revealed by sediment gas bubble composition. Limnol. Oceanogr. 64, 1526–1544 (2019).
Aben, R. C. H. et al. Cross continental increase in methane ebullition under climate change. Nat. Commun. 8, 1682 (2017).
Yvon-Durocher, G. et al. Methane fluxes show consistent temperature dependence across microbial to ecosystem scales. Nature 507, 488–491 (2014).
Prairie, Y. T. et al. A new modelling framework to assess biogenic GHG emissions from reservoirs: the G-res tool. Environ. Model. Softw. 143, 105117 (2021).
Rinta, P. et al. Higher late summer methane emission from central than northern European lakes. J. Limnol. https://doi.org/10.4081/jlimnol.2016.1475 (2016).
Beusen, A. H. W. et al. Exploring river nitrogen and phosphorus loading and export to global coastal waters in the shared socio-economic pathways. Glob. Environ. Change 72, 102426 (2022).
Solano, V. et al. Stream respiration exceeds CO2 evasion in a low-energy, oligotrophic tropical stream. Limnol. Oceanogr. 68, 1132–1146 (2023).
Diamond, J. S. et al. Inorganic carbon dynamics and their relation to autotrophic community regime shift over three decades in a large, alkaline river. Limnol. Oceanogr. 70, 1122–1136 (2025).
Hotchkiss, E. R. et al. Sources of and processes controlling CO2 emissions change with the size of streams and rivers. Nat. Geosci. 8, 696–699 (2015).
Duvert, C., Butman, D. E., Marx, A., Ribolzi, O. & Hutley, L. B. CO2 evasion along streams driven by groundwater inputs and geomorphic controls. Nat. Geosci. 11, 813–818 (2018).
Stets, E. G. et al. Carbonate buffering and metabolic controls on carbon dioxide in rivers. Glob. Biogeochem. Cycles 31, 663–677 (2017).
Saccardi, B., Brinkerhoff, C. B., Gleason, C. J. & Winnick, M. J. Toward modeling continental-scale inland water carbon dioxide emissions. AGU Adv. 5, e2024AV001294 (2024).
Borges, A. V. et al. Variations in dissolved greenhouse gases (CO2, CH4, N2 O) in the Congo River network overwhelmingly driven by fluvial-wetland connectivity. Biogeosciences 16, 3801–3834 (2019).
Pace, M. L. & Prairie, Y. T. in Respiration in Aquatic Ecosystems 103–122 (Oxford Univ. Press, 2005).
Koehler, B., Landelius, T., Weyhenmeyer, G. A., Machida, N. & Tranvik, L. J. Sunlight-induced carbon dioxide emissions from inland waters. Glob. Biogeochem. Cycles 28, 696–711 (2014).
Cory, R. M., McKnight, D. M., Chin, Y., Miller, P. & Jaros, C. L. Chemical characteristics of fulvic acids from Arctic surface waters: microbial contributions and photochemical transformations. J. Geophys. Res. 112, 2006JG000343 (2007).
Maavara, T. et al. Does photomineralization of dissolved organics matter in temperate rivers? J. Geophys. Res. 126, e2021JG006402 (2021).
Leng, P. & Koschorreck, M. Metabolism and carbonate buffering drive seasonal dynamics of CO2 emissions from two German reservoirs. Water Res. 242, 120302 (2023).
Khan, H., Marcé, R., Laas, A. & Obrador, B. The relevance of pelagic calcification in the global carbon budget of lakes and reservoirs. Limnetica 41, 17–25 (2022).
Grasset, C., Mesman, J. P., Tranvik, L. J., Maranger, R. & Sobek, S. Contribution of lake littoral zones to the continental carbon budget. Nat. Geosci. 18, 747–752 (2025).
Bastviken, D., Cole, J. J., Pace, M. L. & Van De Bogert, M. C. Fates of methane from different lake habitats: connecting whole-lake budgets and CH4 emissions. J. Geophys. Res. 113, 2007JG000608 (2008).
Hartmann, J. F. et al. High spatiotemporal dynamics of methane production and emission in oxic surface water. Environ. Sci. Technol. 54, 1451–1463 (2020).
Bižić, M. et al. Aquatic and terrestrial cyanobacteria produce methane. Sci. Adv. 6, eaax5343 (2020).
Olid, C. et al. Groundwater discharge as a driver of methane emissions from Arctic lakes. Nat. Commun. 13, 3667 (2022).
Schenk, J. et al. Methane in lakes: variability in stable carbon isotopic composition and the potential importance of groundwater input. Front. Earth Sci. 9, 722215 (2021).
West, W. E., Creamer, K. P. & Jones, S. E. Productivity and depth regulate lake contributions to atmospheric methane. Limnol. Oceanogr. 61, S51–S61 (2016).
Bastviken, D. et al. The importance of plants for methane emission at the ecosystem scale. Aquat. Bot. 184, 103596 (2023).
DelSontro, T. et al. Spatial heterogeneity of methane ebullition in a large tropical reservoir. Environ. Sci. Technol. 45, 9866–9873 (2011).
Beaulieu, J. J., McManus, M. G. & Nietch, C. T. Estimates of reservoir methane emissions based on a spatially balanced probabilistic-survey. Limnol. Oceanogr. 61, S27–S40 (2016).
Walter, K. M., Zimov, S. A., Chanton, J. P., Verbyla, D. & Chapin, F. S. Methane bubbling from Siberian thaw lakes as a positive feedback to climate warming. Nature 443, 71–75 (2006).
Kuhn, M. A. et al. High ebullitive, millennial-aged greenhouse gas emissions from thermokarst expansion of peatland lakes in boreal western Canada. Limnol. Oceanogr. 68, 498–513 (2023).
Cunada, C. L., Lesack, L. F. W. & Tank, S. E. Methane emission dynamics among CO2-absorbing and thermokarst lakes of a great Arctic delta. Biogeochemistry 156, 375–399 (2021).
Mu, C. et al. Methane emissions from thermokarst lakes must emphasize the ice-melting impact on the Tibetan Plateau. Nat. Commun. 16, 2404 (2025).
Guo, M. et al. Linking biogeochemical and hydrodynamic processes to model methane fluxes in shallow, tropical floodplain lakes. J. Adv. Model. Earth Syst. 15, e2022MS003385 (2023).
Teodoru, C. R. et al. The net carbon footprint of a newly created boreal hydroelectric reservoir. Glob. Biogeochem. Cycles 26, 2011GB004187 (2012).
Stanley, E. H. et al. The ecology of methane in streams and rivers: patterns, controls, and global significance. Ecol. Monogr. 86, 146–171 (2016).
Crawford, J. T. et al. Ebullitive methane emissions from oxygenated wetland streams. Glob. Change Biol. 20, 3408–3422 (2014).
Lupon, A. et al. Groundwater inflows control patterns and sources of greenhouse gas emissions from streams. Limnol. Oceanogr. 64, 1545–1557 (2019).
Balathandayuthabani, S., Wallin, M. B., Klemedtsson, L., Crill, P. & Bastviken, D. Aquatic carbon fluxes in a hemiboreal catchment are predictable from landscape morphology, temperature, and runoff. Limnol. Oceanogr. Lett. 8, 313–322 (2023).
Natchimuthu, S., Wallin, M. B., Klemedtsson, L. & Bastviken, D. Spatio-temporal patterns of stream methane and carbon dioxide emissions in a hemiboreal catchment in Southwest Sweden. Sci. Rep. 7, 39729 (2017).
Balathandayuthabani, S. et al. Methane in two stream networks: similar contributions from groundwater and local sediments while oxidation was a large sink controlling atmospheric emissions. J. Geophys. Res. 129, e2023JG007836 (2024).
Zhu, Y. et al. Separating natural from human enhanced methane emissions in headwater streams. Nat. Commun. 13, 3810 (2022).
Niu, X. et al. Quantifying the contribution of methane diffusion and ebullition from agricultural ditches. Sci. Total Environ. 919, 170912 (2024).
Ye, F., Zhu, Q., Cotta, S. R., Li, X. & Wang, Y. Methane from urban river networks: distinct responses of methanogenic pathways to substrate stimulation. Sci. Total Environ. 999, 180369 (2025).
Zhao, F. et al. Oxic urban rivers as a potential source of atmospheric methane. Environ. Pollut. 297, 118769 (2022).
Wang, G. et al. Intense methane ebullition from urban inland waters and its significant contribution to greenhouse gas emissions. Water Res. 189, 116654 (2021).
Thottathil, S. D., Reis, P. C. J., Del Giorgio, P. A. & Prairie, Y. T. The extent and regulation of summer methane oxidation in northern lakes. J. Geophys. Res. 123, 3216–3230 (2018).
Bastviken, D. in Encyclopedia of Inland Waters 136–154, https://doi.org/10.1016/B978-0-12-819166-8.00147-X (Elsevier, 2022).
Whalen, S. C. Biogeochemistry of methane exchange between natural wetlands and the atmosphere. Environ. Eng. Sci. 22, 73–94 (2005).
D’Ambrosio, S. L. & Harrison, J. A. Methanogenesis exceeds CH4 consumption in eutrophic lake sediments. Limnol. Oceanogr. Lett. 6, 173–181 (2021).
Sawakuchi, H. O. et al. Phosphorus regulation of methane oxidation in water from ice-covered lakes. J. Geophys. Res. 126, e2020JG006190 (2021).
Pajala, G. et al. Higher apparent gas transfer velocities for CO2 compared to CH4 in small lakes. Environ. Sci. Technol. 57, 8578–8587 (2023).
Reis, P. C. J., Thottathil, S. D. & Prairie, Y. T. The role of methanotrophy in the microbial carbon metabolism of temperate lakes. Nat. Commun. 13, 43 (2022).
McGinnis, D. F., Greinert, J., Artemov, Y., Beaubien, S. E. & Wüest, A. Fate of rising methane bubbles in stratified waters: how much methane reaches the atmosphere? J. Geophys. Res. 111, 2005JC003183 (2006).
Strock, K. E., Krewson, R. B., Hayes, N. M. & Deemer, B. R. Oxidation is a potentially significant methane sink in land-terminating glacial runoff. Sci. Rep. 14, 23389 (2024).
Sawakuchi, H. O. et al. Oxidative mitigation of aquatic methane emissions in large Amazonian rivers. Glob. Change Biol. 22, 1075–1085 (2016).
Robison, A. L. et al. Dominance of diffusive methane emissions from lowland headwater streams promotes oxidation and isotopic enrichment. Front. Environ. Sci. 9, 791305 (2022).
Baulch, H. M., Dillon, P. J., Maranger, R. & Schiff, S. L. Diffusive and ebullitive transport of methane and nitrous oxide from streams: are bubble-mediated fluxes important? J. Geophys. Res. 116, G04028 (2011).
Varadharajan, C. & Hemond, H. F. Time-series analysis of high-resolution ebullition fluxes from a stratified, freshwater lake. J. Geophys. Res. 117, 2011JG001866 (2012).
Wang, J. et al. Inland waters increasingly produce and emit nitrous oxide. Environ. Sci. Technol. 57, 13506–13519 (2023).
Turner, P. A. et al. Indirect nitrous oxide emissions from streams within the US Corn Belt scale with stream order. Proc. Natl Acad. Sci. USA 112, 9839–9843 (2015).
Hu, M. et al. Hydrologic connectivity regulates riverine N2O sources and dynamics. Environ. Sci. Technol. 58, 9701–9713 (2024).
Wang, S. et al. Author correction: ammonium-derived nitrous oxide is a global source in streams. Nat. Commun. 15, 4543 (2024).
Beaulieu, J. J. et al. Nitrous oxide emission from denitrification in stream and river networks. Proc. Natl Acad. Sci. USA 108, 214–219 (2011).
Guilhen, J. et al. Denitrification and associated nitrous oxide and carbon dioxide emissions from the Amazonian wetlands. Biogeosciences 17, 4297–4311 (2020).
Yu, J. et al. Is the impact of groundwater on lake greenhouse gas dynamics underestimated? A comparative analysis of subsurface and ecological factors. J. Hydrol. 640, 131666 (2024).
Beaulieu, J. J., Nietch, C. T. & Young, J. L. Controls on nitrous oxide production and consumption in reservoirs of the Ohio River Basin. J. Geophys. Res. 120, 1995–2010 (2015).
Mengis, M., Gächter, R. & Wehrli, B. Sources and sinks of nitrous oxide (N2O) in deep lakes. Biogeochemistry 38, 281–301 (1997).
Mosier, A. et al. Closing the global N2O budget: nitrous oxide emissions through the agricultural nitrogen cycle. Nutr. Cycl. Agroecosystems 52, 225–248 (1998).
Vachon, D., Prairie, Y. T., Guillemette, F. & Del Giorgio, P. A. Modeling allochthonous dissolved organic carbon mineralization under variable hydrologic regimes in boreal lakes. Ecosystems 20, 781–795 (2017).
Hutchins, R. H. S., Casas-Ruiz, J. P., Prairie, Y. T. & Del Giorgio, P. A. Magnitude and drivers of integrated fluvial network greenhouse gas emissions across the boreal landscape in Québec. Water Res. 173, 115556 (2020).
Hastie, A. et al. CO2 evasion from boreal lakes: revised estimate, drivers of spatial variability, and future projections. Glob. Change Biol. 24, 711–728 (2018).
Campeau, A. et al. Current forest carbon fixation fuels stream CO2 emissions. Nat. Commun. 10, 1876 (2019).
Lauerwald, R., Regnier, P., Guenet, B., Friedlingstein, P. & Ciais, P. How simulations of the land carbon sink are biased by ignoring fluvial carbon transfers: a case study for the Amazon basin. One Earth 3, 226–236 (2020).
Zhang, H. et al. Global changes alter the amount and composition of land carbon deliveries to European rivers and seas. Commun. Earth Environ. 3, 245 (2022).
Saros, J. E. et al. Sentinel responses of Arctic freshwater systems to climate: linkages, evidence, and a roadmap for future research. Arct. Sci. 9, 356–392 (2023).
Kosten, S. et al. Climate-dependent CO2 emissions from lakes. Glob. Biogeochem. Cycles 24, 2009GB003618 (2010).
De Fátima, F. L. et al. Spatial and temporal variability of pCO2 and CO2 efflux in seven Amazonian Rivers. Biogeochemistry 116, 241–259 (2013).
Xu, Y. J., Xu, Z. & Potter, L. Connectivity of floodplain influences riverine carbon outgassing and dissolved carbon transport. Sci. Total Environ. 924, 171604 (2024).
Limpert, K. E., Carnell, P. E., Trevathan-Tackett, S. M. & Macreadie, P. I. Reducing emissions from degraded floodplain wetlands. Front. Environ. Sci. 8, 8 (2020).
Bowring, S. P. K. et al. ORCHIDEE MICT-LEAK (r5459), a global model for the production, transport, and transformation of dissolved organic carbon from Arctic permafrost regions – part 2: model evaluation over the Lena River basin. Geosci. Model Dev. 13, 507–520 (2020).
Serikova, S. et al. High riverine CO2 emissions at the permafrost boundary of Western Siberia. Nat. Geosci. 11, 825–829 (2018).
Nydahl, A. C., Wallin, M. B. & Weyhenmeyer, G. A. No long-term trends in pCO2 despite increasing organic carbon concentrations in boreal lakes, streams, and rivers. Glob. Biogeochem. Cycles 31, 985–995 (2017).
Park, J.-H. et al. Reviews and syntheses: anthropogenic perturbations to carbon fluxes in Asian river systems – concepts, emerging trends, and research challenges. Biogeosciences 15, 3049–3069 (2018).
Bednařík, A., Bodmer, P., Darenova, E., Kokrda, L. & Pavelka, M. Temperature, water depth, and flow velocity are important drivers of methane ebullition in a temperate lowland stream. J. Geophys. Res. 129, e2023JG007597 (2024).
Deemer, B. R. et al. Greenhouse gas emissions from reservoir water surfaces: a new global synthesis. BioScience 66, 949–964 (2016).
Beaulieu, J. J., DelSontro, T. & Downing, J. A. Eutrophication will increase methane emissions from lakes and impoundments during the 21st century. Nat. Commun. 10, 1375 (2019).
Pi, X. et al. Mapping global lake dynamics reveals the emerging roles of small lakes. Nat. Commun. 13, 5777 (2022).
St. Louis, V. L., Kelly, C. A., Duchemin, É, Rudd, J. W. M. & Rosenberg, D. M. Reservoir surfaces as sources of greenhouse gases to the atmosphere: a global estimate. BioScience 50, 766 (2000).
Almeida, R. M. et al. Reducing greenhouse gas emissions of Amazon hydropower with strategic dam planning. Nat. Commun. 10, 4281 (2019).
Barros, N. et al. Carbon emission from hydroelectric reservoirs linked to reservoir age and latitude. Nat. Geosci. 4, 593–596 (2011).
Walter Anthony, K. et al. Methane emissions proportional to permafrost carbon thawed in Arctic lakes since the 1950s. Nat. Geosci. 9, 679–682 (2016).
Prėskienis, V. et al. Seasonal patterns in greenhouse gas emissions from lakes and ponds in a high Arctic polygonal landscape. Limnol. Oceanogr. 66, S1–S426 (2021).
Wik, M., Varner, R. K., Anthony, K. W., MacIntyre, S. & Bastviken, D. Climate-sensitive northern lakes and ponds are critical components of methane release. Nat. Geosci. 9, 99–105 (2016).
Zhang, L. et al. Significant methane ebullition from alpine permafrost rivers on the East Qinghai–Tibet Plateau. Nat. Geosci. 13, 349–354 (2020).
Levenson, E. S., Cooley, S., Mullen, A., Webb, E. E. & Watts, J. Glacial history modifies permafrost controls on the distribution of lakes and ponds. Geophys. Res. Lett. 52, e2024GL112771 (2025).
Webb, E. E. & Liljedahl, A. K. Diminishing lake area across the northern permafrost zone. Nat. Geosci. 16, 202–209 (2023).
Webb, J. R. et al. Widespread nitrous oxide undersaturation in farm waterbodies creates an unexpected greenhouse gas sink. Proc. Natl Acad. Sci. USA 116, 9814–9819 (2019).
Kortelainen, P. et al. Lakes as nitrous oxide sources in the boreal landscape. Glob. Change Biol. 26, 1432–1445 (2020).
Velthuis, M. & Veraart, A. J. Temperature sensitivity of freshwater denitrification and N2O emission—a meta-analysis. Glob. Biogeochem. Cycles 36, e2022GB007339 (2022).
Chun, Y. et al. Temperature control on wastewater and downstream nitrous oxide emissions in an urbanized river system. Water Res. 187, 116417 (2020).
Gergel, S. E., Carpenter, S. R. & Stanley, E. H. Do dams and levees impact nitrogen cycling? Simulating the effects of flood alterations on floodplain denitrification. Glob. Change Biol. 11, 1352–1367 (2005).
Regnier, P. et al. Anthropogenic perturbation of the carbon fluxes from land to ocean. Nat. Geosci. 6, 597–607 (2013).
IPCC. Climate Change 2021 – The Physical Science Basis: Working Group I Contribution to the Sixth Assessment Report of the Intergovernmental Panel on Climate Change https://doi.org/10.1017/9781009157896 (Cambridge Univ. Press, 2021).
Hastie, A., Lauerwald, R., Ciais, P., Papa, F. & Regnier, P. Historical and future contributions of inland waters to the Congo Basin carbon balance. Earth Syst. Dyn. 12, 37–62 (2021).
Wang, S. et al. Recent global decline of CO2 fertilization effects on vegetation photosynthesis. Science 370, 1295–1300 (2020).
Madani, N. et al. Future global productivity will be affected by plant trait response to climate. Sci. Rep. 8, 2870 (2018).
Müller, O. V., McGuire, P. C., Vidale, P. L. & Hawkins, E. River flow in the near future: a global perspective in the context of a high-emission climate change scenario. Hydrol. Earth Syst. Sci. 28, 2179–2201 (2024).
Fleischmann, A. S. et al. Increased floodplain inundation in the Amazon since 1980. Environ. Res. Lett. 18, 034024 (2023).
Thoman, R. L. et al. The Arctic. Bull. Am. Meteorol. Soc. 106, S300–S356 (2025).
Zarfl, C., Lumsdon, A. E., Berlekamp, J., Tydecks, L. & Tockner, K. A global boom in hydropower dam construction. Aquat. Sci. 77, 161–170 (2015).
Schmitt, R. J. P. & Rosa, L. Dams for hydropower and irrigation: trends, challenges, and alternatives. Renew. Sustain. Energy Rev. 199, 114439 (2024).
Sillen, S. J., Ross, M. R. V. & Collins, S. M. Long-term trends in productivity across intermountain west lakes provide no evidence of widespread eutrophication. Water Resour. Res. 60, e2023WR034997 (2024).
Cloern, J. E. & Jassby, A. D. Chlorophyll trends are negative for lakes but positive for estuarine–coastal waters. Proc. Natl Acad. Sci. USA 122, e2502289122 (2025).
Yan, X., Thieu, V. & Garnier, J. Long-term evolution of greenhouse gas emissions from global reservoirs. Front. Environ. Sci. 9, 705477 (2021).
Sikder, M. S. et al. Lake-TopoCat: a global lake drainage topology and catchment database. Earth Syst. Sci. Data 15, 3483–3511 (2023).
Sartori, M. et al. Remaining loyal to our soil: a prospective integrated assessment of soil erosion on global food security. Ecol. Econ. 219, 108103 (2024).
Hu, M., Chen, D. & Dahlgren, R. A. Modeling nitrous oxide emission from rivers: a global assessment. Glob. Change Biol. 22, 3566–3582 (2016).
Sø, J. S., Sand-Jensen, K. & Kragh, T. Self-made equipment for automatic methane diffusion and ebullition measurements from aquatic environments. J. Geophys. Res. 129, e2024JG008035 (2024).
Bastviken, D., Sundgren, I., Natchimuthu, S., Reyier, H. & Gålfalk, M. Technical note: cost-efficient approaches to measure carbon dioxide (CO2) fluxes and concentrations in terrestrial and aquatic environments using mini loggers. Biogeosciences 12, 3849–3859 (2015).
Manning, C. C. et al. River inflow dominates methane emissions in an arctic coastal system. Geophys. Res. Lett. 47, e2020GL087669 (2020).
Gålfalk, M., Nilsson Påledal, S. & Bastviken, D. Sensitive drone mapping of methane emissions without the need for supplementary ground-based measurements. ACS Earth Space Chem. 5, 2668–2676 (2021).
Bolek, A., Heimann, M. & Göckede, M. UAV-based in situ measurements of CO2 and CH4 fluxes over complex natural ecosystems. Atmos. Meas. Tech. 17, 5619–5636 (2024).
Friedlingstein, P. et al. Global carbon budget 2020. Earth Syst. Sci. Data 12, 3269–3340 (2020).