Search Results - "Quirk, Joe"

A Dynamic Hydro-Mechanical and Biochemical Model of Stomatal Conductance for C₄ Photosynthesis by Bellasio, Chandra, Quirk, Joe, Buckley, Thomas N., Beerling, David J.

“…C₄ plants are major grain (maize [Zea mays] and sorghum [Sorghum bicolor]), sugar (sugarcane [Saccharum officinarum]), and biofuel (Miscanthus spp.) producers…”
Get full text

Evolution of trees and mycorrhizal fungi intensifies silicate mineral weathering by Quirk, Joe, Beerling, David J., Banwart, Steve A., Kakonyi, Gabriella, Romero-Gonzalez, Maria E., Leake, Jonathan R.

“…Forested ecosystems diversified more than 350 Ma to become major engines of continental silicate weathering, regulating the Earth's atmospheric carbon dioxide…”
Get full text

A glacier respires: Quantifying the distribution and respiration CO2 flux of cryoconite across an entire Arctic supraglacial ecosystem by Hodson, Andy, Anesio, Alexandre M., Ng, Felix, Watson, Rory, Quirk, Joe, Irvine-Fynn, Tristram, Dye, Adrian, Clark, Chris, McCloy, Patrick, Kohler, Jack, Sattler, Birgit

“…This paper quantifies the mass distribution of cryoconite at the glacier scale using photographic surveys conducted either at ground level, or at 20 m…”
Get full text

Stomatal and non-stomatal limitations in savanna trees and C4 grasses grown at low, ambient and high atmospheric CO2 by Bellasio, Chandra, Quirk, Joe, Beerling, David J.

“…•Under a physiological watering–wetting cycle, C4 assimilation was limited by metabolic factors.•These non-stomatal limitations were not alleviated by…”
Get full text

Response of photosynthesis, growth and water relations of a savannah-adapted tree and grass grown across high to low CO2 by Quirk, Joe, Bellasio, Chandra, Johnson, David A, Beerling, David J

“…By the year 2100, atmospheric CO2 concentration ([CO2]a) could reach 800 ppm, having risen from ~200 ppm since the Neogene, beginning ~24 Myr ago. Changing…”
Get full text

A Dynamic Hydro-Mechanical and Biochemical Model of Stomatal Conductance for C 4 Photosynthesis by Bellasio, Chandra, Quirk, Joe, Buckley, Thomas N, Beerling, David J

“…C plants are major grain (maize [ ] and sorghum [ ]), sugar (sugarcane [ ]), and biofuel ( spp.) producers and contribute ∼20% to global productivity. Plants…”
Get full text

Enhanced weathering strategies for stabilizing climate and averting ocean acidification by Taylor, Lyla L., Quirk, Joe, Thorley, Rachel M. S., Kharecha, Pushker A., Hansen, James, Ridgwell, Andy, Lomas, Mark R., Banwart, Steve A., Beerling, David J.

“…The chemical breakdown of rocks can be enhanced by spreading silicate granules over land. Research suggests that this measure, which increases the rate at…”
Get full text

C 4 savanna grasses fail to maintain assimilation in drying soil under low CO 2 compared with C 3 trees despite lower leaf water demand by Quirk, Joe, Bellasio, Chandra, Johnson, David A., Osborne, Colin P., Beerling, David J.

“…Abstract C 4 photosynthesis evolved when grasses migrated out of contracting forests under a declining atmospheric CO 2 concentration ([CO 2 ] a ) and drying…”
Get full text

Constraining the role of early land plants in Palaeozoic weathering and global cooling by Quirk, Joe, Leake, Jonathan R., Johnson, David A., Taylor, Lyla L., Saccone, Loredana, Beerling, David J.

“…How the colonization of terrestrial environments by early land plants over 400 Ma influenced rock weathering, the biogeochemical cycling of carbon and…”
Get full text

A Dynamic Hydro-Mechanical and Biochemical Model of Stomatal Conductance for C4 Photosynthesis1 by Bellasio, Chandra, Quirk, Joe, Buckley, Thomas N., Beerling, David J.

“…A mechanistic dynamic model predicts CO 2 uptake, water release by C 4 leaves, simulated stomatal responses and water use optimality in response to light…”
Get full text

Increased susceptibility to drought-induced mortality in Sequoia sempervirens (Cupressaceae) trees under Cenozoic atmospheric carbon dioxide starvation by Quirk, Joe, McDowell, Nate G, Leake, Jonathan R, Hudson, Patrick J, Beerling, David J

“…• Premise of the study: Climate-induced forest retreat has profound ecological and biogeochemical impacts, but the physiological mechanisms underlying past…”
Get full text

Physiological responses to low CO2 over prolonged drought as primers for forest–grassland transitions by Bellasio, Chandra, Quirk, Joe, Ubierna, Nerea, Beerling, David J.

“…Savannahs dominated by grasses with scattered C 3 trees expanded between 24 and 9 million years ago in low latitudes at the expense of forests. Fire,…”
Get full text

Stomatal and non-stomatal limitations in savanna trees and C 4 grasses grown at low, ambient and high atmospheric CO 2 by Bellasio, Chandra, Quirk, Joe, Beerling, David J

“…By the end of the century, atmospheric CO concentration ([CO ] ) could reach 800 ppm, having risen from ∼200 ppm ∼24 Myr ago. Carbon dioxide enters plant…”
Get full text

C4 savanna grasses fail to maintain assimilation in drying soil under low CO2 compared with C3 trees despite lower leaf water demand by Quirk, Joe, Bellasio, Chandra, Johnson, David A., Osborne, Colin P., Beerling, David J., Tjoelker, Mark

“…C4 photosynthesis evolved when grasses migrated out of contracting forests under a declining atmospheric CO2 concentration ([CO2]a) and drying climate around…”
Get full text

Ectomycorrhizal fungi and past high CO2 atmospheres enhance mineral weathering through increased below-ground carbon-energy fluxes by Quirk, Joe, Andrews, Megan Y., Leake, Jonathan R., Banwart, Steve A., Beerling, David J.

“…Field studies indicate an intensification of mineral weathering with advancement from arbuscular mycorrhizal (AM) to later-evolving ectomycorrhizal (EM) fungal…”
Get full text

Constraining the role of early land plants in Palaeozoic weathering and global cooling by Quirk, Joe, Leake, Jonathan R., Johnson, David A., Taylor, Lyla L., Saccone, Loredana, Beerling, David J.

“…How the colonization of terrestrial environments by early land plants over 400 Ma influenced rock weathering, the biogeochemical cycling of carbon and…”
Get full text

Investigating Devonian trees as geo‐engineers of past climates: linking palaeosols to palaeobotany and experimental geobiology by Morris, Jennifer L., Leake, Jonathan R., Stein, William E., Berry, Christopher M., Marshall, John E. A., Wellman, Charles H., Milton, J. Andrew, Hillier, Stephen, Mannolini, Frank, Quirk, Joe, Beerling, David J., Lomax, Barry

“…We present the rationale for a cross‐disciplinary investigation addressing the ‘Devonian plant hypothesis’ which proposes that the evolutionary appearance of…”
Get full text

Ectomycorrhizal fungi and past high CO 2 atmospheres enhance mineral weathering through increased below-ground carbon-energy fluxes by Quirk, Joe, Andrews, Megan Y., Leake, Jonathan R., Banwart, Steve A., Beerling, David J.

“…Field studies indicate an intensification of mineral weathering with advancement from arbuscular mycorrhizal (AM) to later-evolving ectomycorrhizal (EM) fungal…”
Get full text

Investigating D evonian trees as geo‐engineers of past climates: linking palaeosols to palaeobotany and experimental geobiology by Morris, Jennifer L., Leake, Jonathan R., Stein, William E., Berry, Christopher M., Marshall, John E. A., Wellman, Charles H., Milton, J. Andrew, Hillier, Stephen, Mannolini, Frank, Quirk, Joe, Beerling, David J.

“…Abstract We present the rationale for a cross‐disciplinary investigation addressing the ‘ D evonian plant hypothesis’ which proposes that the evolutionary…”
Get full text

A multi-species synthesis of physiological mechanisms in drought-induced tree mortality by Adams, Henry D., Zeppel, Melanie J. B., Anderegg, William R. L., Hartmann, Henrik, Landhäusser, Simon M., Tissue, David T., Huxman, Travis E., Hudson, Patrick J., Franz, Trenton E., Allen, Craig D., Anderegg, Leander D. L., Barron-Gafford, Greg A., Beerling, David J., Breshears, David D., Brodribb, Timothy J., Bugmann, Harald, Cobb, Richard C., Collins, Adam D., Dickman, L. Turin, Duan, Honglang, Ewers, Brent E., Galiano, Lucía, Galvez, David A., Garcia-Forner, Núria, Gaylord, Monica L., Germino, Matthew J., Gessler, Arthur, Hacke, Uwe G., Hakamada, Rodrigo, Hector, Andy, Jenkins, Michael W., Kane, Jeffrey M., Kolb, Thomas E., Law, Darin J., Lewis, James D., Limousin, Jean-Marc, Love, David M., Macalady, Alison K., Martínez-Vilalta, Jordi, Mencuccini, Maurizio, Mitchell, Patrick J., Muss, Jordan D., O’Brien, Michael J., O’Grady, Anthony P., Pangle, Robert E., Pinkard, Elizabeth A., Piper, Frida I., Plaut, Jennifer A., Pockman, William T., Quirk, Joe, Reinhardt, Keith, Ripullone, Francesco, Ryan, Michael G., Sala, Anna, Sevanto, Sanna Annika, Sperry, John S., Vargas, Rodrigo, Vennetier, Michel, Way, Danielle A., Xu, Chonggang, Yepez, Enrico A., McDowell, Nate G.

“…Widespread tree mortality associated with drought has been observed on all forested continents and global change is expected to exacerbate vegetation…”
Get full text