Student's tutorial on bloom hypotheses in the context of phytoplankton annual cycles.

abstract：:Terrestrial ecosystems contribute most of the interannual variability (IAV) in atmospheric carbon dioxide (CO2 ) concentrations, but processes driving the IAV of net ecosystem CO2 exchange (NEE) remain elusive. For a predictive understanding of the global C cycle, it is imperative to identify indicators associated wit...

journal_title：Global change biology

authors： Fu Z,Stoy PC,Poulter B,Gerken T,Zhang Z,Wakbulcho G,Niu S

更新日期：2019-10-01 00:00:00

abstract：:Restoration and rehabilitation of native vegetation in dryland ecosystems, which encompass over 40% of terrestrial ecosystems, is a common challenge that continues to grow as wildfire and biological invasions transform dryland plant communities. The difficulty in part stems from low and variable precipitation, combine...

journal_title：Global change biology

authors： Shriver RK,Andrews CM,Pilliod DS,Arkle RS,Welty JL,Germino MJ,Duniway MC,Pyke DA,Bradford JB

更新日期：2018-10-01 00:00:00

abstract：:Carbon emissions from drained peatlands converted to agriculture in South-East Asia (i.e., Peninsular Malaysia, Sumatra and Borneo) are globally significant and increasing. Here, we map the growth of South-East Asian peatland agriculture and estimate CO2 emissions due to peat drainage in relation to official land-use ...

journal_title：Global change biology

authors： Wijedasa LS,Sloan S,Page SE,Clements GR,Lupascu M,Evans TA

更新日期：2018-10-01 00:00:00

abstract：:Multiple anthropogenic drivers are changing ecosystems globally, with a disproportionate and intensifying impact on freshwater habitats. A major impact of urbanization are inputs from wastewater treatment plants (WWTPs). Initially designed to reduce eutrophication and improve water quality, WWTPs increasingly release ...

journal_title：Global change biology

authors： Burdon FJ,Bai Y,Reyes M,Tamminen M,Staudacher P,Mangold S,Singer H,Räsänen K,Joss A,Tiegs SD,Jokela J,Eggen RIL,Stamm C

更新日期：2020-09-03 00:00:00

abstract：:Changes in peak photosynthesis timing (PPT) could substantially change the seasonality of the terrestrial carbon cycle. Spring PPT in dry regions has been documented for some individual plant species on a stand scale, but both the spatio-temporal pattern of shifting PPT on a continental scale and its determinants rema...

journal_title：Global change biology

authors： Xu C,Liu H,Williams AP,Yin Y,Wu X

更新日期：2016-08-01 00:00:00

abstract：:Lignin is an aromatic plant compound that decomposes more slowly than other organic matter compounds; however, it was recently shown that lignin could decompose as fast as litter bulk carbon in minerals soils. In alpine Histosols, where organic matter dynamics is largely unaffected by mineral constituents, lignin may ...

journal_title：Global change biology

authors： Duboc O,Dignac MF,Djukic I,Zehetner F,Gerzabek MH,Rumpel C

更新日期：2014-07-01 00:00:00

abstract：:Elevated CO2 (eCO2 ) generally promotes increased grain yield (GY) and decreased grain protein concentration (GPC), but the extent to which these effects depend on the magnitude of fertilization remains unclear. We collected data on the eCO2 responses of GY, GPC and grain protein yield and their relationships with nit...

journal_title：Global change biology

authors： Pleijel H,Broberg MC,Högy P,Uddling J

更新日期：2019-05-01 00:00:00

abstract：:Increasing direct human pressures on the marine environment, coupled with climate-driven changes, is a concern to marine ecosystems globally. This requires the development and monitoring of ecosystem indicators for effective management and adaptation planning. Plankton lifeforms (broad functional groups) are sensitive...

journal_title：Global change biology

authors： Bedford J,Ostle C,Johns DG,Atkinson A,Best M,Bresnan E,Machairopoulou M,Graves CA,Devlin M,Milligan A,Pitois S,Mellor A,Tett P,McQuatters-Gollop A

更新日期：2020-06-01 00:00:00

abstract：:Arctic climate warming will be primarily during winter, resulting in increased snowfall in many regions. Previous tundra research on the impacts of deepened snow has generally been of short duration. Here, we report relatively long-term (7-9 years) effects of experimentally deepened snow on plant community structure, ...

journal_title：Global change biology

authors： Christiansen CT,Lafreniére MJ,Henry GHR,Grogan P

更新日期：2018-08-01 00:00:00

abstract：:Climate change is expected to cause geographic shifts in tree species' ranges, but such shifts may not keep pace with climate changes because seed dispersal distances are often limited and competition-induced changes in community composition can be relatively slow. Disturbances may speed changes in community compositi...

journal_title：Global change biology

authors： Liang Y,Duveneck MJ,Gustafson EJ,Serra-Diaz JM,Thompson JR

更新日期：2018-01-01 00:00:00

abstract：:Crop production will likely face enormous challenges against the occurrences of extreme climatic events projected under future climate change. Heat waves that occur at critical stages of the reproductive phase have detrimental impacts on the grain yield formation of rice (Oryza sativa). Accurate estimates of these imp...

journal_title：Global change biology

authors： Sun T,Hasegawa T,Liu B,Tang L,Liu L,Cao W,Zhu Y

更新日期：2021-01-01 00:00:00

abstract：:Accurate assessments of forest response to current and future climate and human actions are needed at regional scales. Predicting future impacts on forests will require improved analysis of species-level adaptation, resilience, and vulnerability to mortality. Land system models can be enhanced by creating trait-based ...

journal_title：Global change biology

authors： Law BE

更新日期：2014-12-01 00:00:00

abstract：:Land-use/land-cover change (LULCC) often results in degradation of natural wetlands and affects the dynamics of greenhouse gases (GHGs). However, the magnitude of changes in GHG emissions from wetlands undergoing various LULCC types remains unclear. We conducted a global meta-analysis with a database of 209 sites to e...

journal_title：Global change biology

authors： Tan L,Ge Z,Zhou X,Li S,Li X,Tang J

更新日期：2020-03-01 00:00:00

abstract：:The permafrost organic carbon (OC) stock is of global significance because of its large pool size and the potential positive feedback to climate warming. However, due to the lack of systematic field observations and appropriate upscaling methodologies, substantial uncertainties exist in the permafrost OC budget, which...

journal_title：Global change biology

authors： Ding J,Li F,Yang G,Chen L,Zhang B,Liu L,Fang K,Qin S,Chen Y,Peng Y,Ji C,He H,Smith P,Yang Y

更新日期：2016-08-01 00:00:00

abstract：:Wetlands are the largest source of methane (CH4 ) globally, yet our understanding of how process-level controls scale to ecosystem fluxes remains limited. It is particularly uncertain how variable soil properties influence ecosystem CH4 emissions on annual time scales. We measured ecosystem carbon dioxide (CO2 ) and C...

journal_title：Global change biology

authors： Chamberlain SD,Anthony TL,Silver WL,Eichelmann E,Hemes KS,Oikawa PY,Sturtevant C,Szutu DJ,Verfaillie JG,Baldocchi DD

更新日期：2018-09-01 00:00:00

abstract：:The temperature dependence of the reaction kinetics of the Rubisco enzyme implies that, at the level of a chloroplast, the response of photosynthesis to rising atmospheric CO2 concentration (Ca ) will increase with increasing air temperature. Vegetation models incorporating this interaction predict that the response o...

journal_title：Global change biology

authors： Baig S,Medlyn BE,Mercado LM,Zaehle S

更新日期：2015-12-01 00:00:00

abstract：:The aim of this study was to predict the combined effects of enhanced nitrogen (N) deposition and warming on phytoplankton development in high latitude and mountain lakes. Consequently, we assessed, in a series of enclosure experiments, how lake water nutrient stoichiometry and phytoplankton nutrient limitation varied...

journal_title：Global change biology

authors： Bergström AK,Faithfull C,Karlsson D,Karlsson J

更新日期：2013-08-01 00:00:00

abstract：:Community re-assembly following future disturbances will often occur under warmer and more moisture-limited conditions than when current communities assembled. Because the establishment stage is regularly the most sensitive to climate and competition, the trajectory of recovery from disturbance in a changing environme...

journal_title：Global change biology

authors： Dodson EK,Root HT

更新日期：2015-02-01 00:00:00

abstract：:The current distribution of species, environmental conditions and their interactions represent only one snapshot of a planet that is continuously changing, in part due to human influences. To distinguish human impacts from natural factors, the magnitude and pace of climate shifts, since the Last Glacial Maximum, are o...

journal_title：Global change biology

authors： Fordham DA,Saltré F,Brown SC,Mellin C,Wigley TML

更新日期：2018-03-01 00:00:00

abstract：:The eddy covariance (EC) technique is used to measure the net ecosystem exchange (NEE) of CO2 between ecosystems and the atmosphere, offering a unique opportunity to study ecosystem responses to climate change. NEE is the difference between the total CO2 release due to all respiration processes (RECO), and the gross c...

journal_title：Global change biology

authors： Tramontana G,Migliavacca M,Jung M,Reichstein M,Keenan TF,Camps-Valls G,Ogee J,Verrelst J,Papale D

更新日期：2020-09-01 00:00:00

abstract：:Climate change, land-use change and introductions of non-native species are key determinants of biodiversity change worldwide. However, the extent to which anthropogenic drivers of environmental change interact to affect biological communities is largely unknown, especially over longer time periods. Here, we show that...

journal_title：Global change biology

authors： Auffret AG,Thomas CD

更新日期：2019-12-01 00:00:00

abstract：:Atmospheric CO2 concentrations are now 1.7 times higher than the preindustrial values. Although photosynthetic rates are hypothesized to increase in response to rising atmospheric CO2 concentrations, results from in situ experiments are inconsistent in supporting a CO2 fertilization effect of tree growth. Tree-ring da...

journal_title：Global change biology

authors： Hararuk O,Campbell EM,Antos JA,Parish R

更新日期：2018-12-27 00:00:00

abstract：:The impact of climate change on dispersal processes is largely ignored in risk assessments for crop diseases, as inoculum is generally assumed to be ubiquitous and nonlimiting. We suggest that consideration of the impact of climate change on the connectivity of crops for inoculum transmission may provide additional ex...

journal_title：Global change biology

authors： Skelsey P,Cooke DE,Lynott JS,Lees AK

更新日期：2016-11-01 00:00:00

abstract：:Current knowledge of phenological shifts in Palearctic bird migration is largely based on data collected on migrants at their breeding grounds; little is known about the phenology of these birds at their nonbreeding grounds, and even less about that of intra-African migrants. Because climate change patterns are not un...

journal_title：Global change biology

authors： Bussière EM,Underhill LG,Altwegg R

更新日期：2015-06-01 00:00:00

abstract：:Efforts to limit global warming to below 2°C in relation to the pre-industrial level are under way, in accordance with the 2015 Paris Agreement. However, most impact research on agriculture to date has focused on impacts of warming >2°C on mean crop yields, and many previous studies did not focus sufficiently on extre...

journal_title：Global change biology

authors： Liu B,Martre P,Ewert F,Porter JR,Challinor AJ,Müller C,Ruane AC,Waha K,Thorburn PJ,Aggarwal PK,Ahmed M,Balkovič J,Basso B,Biernath C,Bindi M,Cammarano D,De Sanctis G,Dumont B,Espadafor M,Eyshi Rezaei E,Ferrise R,

更新日期：2018-12-07 00:00:00

abstract：:In macroalgal-dominated systems, herbivory is a major driver in controlling ecosystem structure. However, the role of altered plant-herbivore interactions and effects of changes to trophic control under global change are poorly understood. This is because both macroalgae and grazers themselves may be affected by globa...

journal_title：Global change biology

authors： McCoy SJ,Kamenos NA

更新日期：2018-10-01 00:00:00

abstract：:Mechanistic photosynthesis models are at the heart of terrestrial biosphere models (TBMs) simulating the daily, monthly, annual and decadal rhythms of carbon assimilation (A). These models are founded on robust mathematical hypotheses that describe how A responds to changes in light and atmospheric CO2 concentration. ...

journal_title：Global change biology

authors： Walker AP,Johnson AL,Rogers A,Anderson J,Bridges RA,Fisher RA,Lu D,Ricciuto DM,Serbin SP,Ye M

更新日期：2021-02-01 00:00:00

abstract：:Current analyses and predictions of spatially explicit patterns and processes in ecology most often rely on climate data interpolated from standardized weather stations. This interpolated climate data represents long-term average thermal conditions at coarse spatial resolutions only. Hence, many climate-forcing factor...

journal_title：Global change biology

authors： Lembrechts JJ,Aalto J,Ashcroft MB,De Frenne P,Kopecký M,Lenoir J,Luoto M,Maclean IMD,Roupsard O,Fuentes-Lillo E,García RA,Pellissier L,Pitteloud C,Alatalo JM,Smith SW,Björk RG,Muffler L,Ratier Backes A,Cesarz S,Gott

更新日期：2020-04-20 00:00:00

abstract：:The Mediterranean region is projected to be extremely vulnerable to global change, which will affect the distribution of typical forest types such as native oak forests. However, our understanding of Mediterranean oak forest responses to future conditions is still very limited by the lack of knowledge on oak forest dy...

journal_title：Global change biology

authors： Acácio V,Dias FS,Catry FX,Rocha M,Moreira F

更新日期：2017-03-01 00:00:00

abstract：:Both elevated ozone (O(3)) and limiting soil nitrogen (N) availability negatively affect crop performance. However, less is known about how the combination of elevated O(3) and limiting N affect crop growth and metabolism. In this study, we grew tobacco (Nicotiana sylvestris) in ambient and elevated O(3) at two N leve...

journal_title：Global change biology

authors： Yendrek CR,Leisner CP,Ainsworth EA

更新日期：2013-10-01 00:00:00