Sentences with phrase «global ecosystem models»

«We believe our work can help fill in some gaps in methane budgets and environmental processes in global ecosystem models.»

Here we use three long - term satellite leaf area index (LAI) records and ten global ecosystem models to investigate four key drivers of LAI trends during 1982 — 2009.

Factorial simulations with multiple global ecosystem models suggest that CO2 fertilization effects explain 70 % of the observed greening trend.

A proportional approach to downscaling the SRES land - cover scenarios has been applied to global ecosystem modelling (Arnell et al., 2004) by assuming uniform rates of change everywhere within an SRES macro-region.

Here we use a set of integrative approaches that combine metatranscriptomes, biochemical data, cellular physiology and emergent phytoplankton growth strategies in a global ecosystems model, to show that temperature significantly affects eukaryotic phytoplankton metabolism with consequences for biogeochemical cycling under global warming.

Not exact matches

Professor Friedlingstein, who is an expert in global carbon cycle studies added: «Current land carbon cycle models do not show this increase over the last 50 years, perhaps because these models underestimate emerging drought effects on tropical ecosystems.»

Lord Robert May planted the seeds of chaos theory, and his work modeling ecosystems and infectious diseases mathematically has translated into global conservation efforts and insights into AIDS.

But the models also suggest that the scheme could go too far: Adding excess sulfur could increase ice in Antarctica, «overcompensating» for warming, says Rasch, which could affect ecosystems and the global ocean - atmosphere system in a myriad of ways that scientists haven't studied.

The researchers paired MIT's global circulation model — which simulates physical phenomena such as ocean currents, temperatures, and salinity — with an ecosystem model that simulates the behavior of 96 species of phytoplankton.

The GOA - ON Requirements and Governance Plan provides both broad concepts and key critical details on how to meet our high level goals of: 1) to improve our understanding of global ocean acidification conditions; 2) to improve our understanding of ecosystem response to ocean acidification; 3) and to acquire and exchange the data and knowledge necessary to optimize the modeling of ocean acidification and its impacts.

For the three subprojects proposed here, the synthesis tools to be established within BIOACID range from meta - analysis techniques over regional and global numerical ecosystem models to economic methods of integrated assessment.

Connections between climate and ecosystems, regional impacts and feedbacks of physical properties and the development of regional - to - global numerical models.

Sitch, S., et al., 2003: Evaluation of ecosystem dynamics, plant geography and terrestrial carbon cycling in the LPJ dynamic global vegetation model.

It will also include complicated models of interconnected ecosystem feedbacks.The panel's last report noted that preliminary knowledge of such feedbacks suggested that an additional 100 billion to 500 billion tons of greenhouse gas emissions would have to be prevented in the next century to avoid dangerous global warming.

Future disruptions to fire activity will threaten ecosystems and human well - being throughout the world, yet there are few fire projections at global scales and almost none from a broad range of global climate models (GCMs).

EcoPlanet is the first company to successfully industrialize bamboo, providing a proven model of successful ecosystem restoration at scale, converting thousands of acres of degraded land back into fully functioning ecosystems, reversing the negative effects of global climate change and providing thousands of marginalized people with the potential to change their own lives in areas of the world where few opportunities exist, all while reducing deforestation and forest degradation through the provision of a sustainable alternative fiber for timber and fiber manufacturing industries.

Modelling of the biological system, however, has been more challenging, and it has only been recently that primitive ecosystem models have been incorporated in global general circulation ocean models.

Modeling Terrestrial Ecosystems in the Global Carbon Cycle With Shifts in Carbon Storage Capacity by Land - Use Change, William R. Emanuel & George G. Killough, Ecology, Vol.

In the face of global climate change, scientists are always in search of better models to accurately measure carbon in an ecosystem.

GTOS is a global system for observations, modelling and analysis of terrestrial ecosystems to support sustainable development.

Jerry's research team has developed and uses a simulation model, the Terrestrial Ecosystem Model (TEM), to consider the impacts of various aspects of global change — climate, chemistry of the atmosphere and precipitation, land cover and land use — on the structure and function of terrestrial ecosystems across the gmodel, the Terrestrial Ecosystem Model (TEM), to consider the impacts of various aspects of global change — climate, chemistry of the atmosphere and precipitation, land cover and land use — on the structure and function of terrestrial ecosystems across the gModel (TEM), to consider the impacts of various aspects of global change — climate, chemistry of the atmosphere and precipitation, land cover and land use — on the structure and function of terrestrial ecosystems across the globe.

- ARAMATE (The reconstruction of ecosystem and climate variability in the north Atlantic region using annually resolved archives of marine and terrestrial ecosystems)- CLIM - ARCH-DATE (Integration of high resolution climate archives with archaeological and documentary evidence for the precise dating of maritime cultural and climatic events)- CLIVASH2k (Climate variability in Antarctica and Southern Hemisphere in the past 2000 years)- CoralHydro2k (Tropical ocean hydroclimate and temperature from coral archives)- Global T CFR (Global gridded temperature reconstruction method comparisons)- GMST reconstructions - Iso2k (A global synthesis of Common Era hydroclimate using water isotopes)- MULTICHRON (Constraining modeled multidecadal climate variability in the Atlantic using proxies derived from marine bivalve shells and coralline algae)- PALEOLINK (The missing link in the Past — Downscaling paleoclimatic Earth System Models)- PSR2k (Proxy Surrogate ReconstructiGlobal T CFR (Global gridded temperature reconstruction method comparisons)- GMST reconstructions - Iso2k (A global synthesis of Common Era hydroclimate using water isotopes)- MULTICHRON (Constraining modeled multidecadal climate variability in the Atlantic using proxies derived from marine bivalve shells and coralline algae)- PALEOLINK (The missing link in the Past — Downscaling paleoclimatic Earth System Models)- PSR2k (Proxy Surrogate ReconstructiGlobal gridded temperature reconstruction method comparisons)- GMST reconstructions - Iso2k (A global synthesis of Common Era hydroclimate using water isotopes)- MULTICHRON (Constraining modeled multidecadal climate variability in the Atlantic using proxies derived from marine bivalve shells and coralline algae)- PALEOLINK (The missing link in the Past — Downscaling paleoclimatic Earth System Models)- PSR2k (Proxy Surrogate Reconstructiglobal synthesis of Common Era hydroclimate using water isotopes)- MULTICHRON (Constraining modeled multidecadal climate variability in the Atlantic using proxies derived from marine bivalve shells and coralline algae)- PALEOLINK (The missing link in the Past — Downscaling paleoclimatic Earth System Models)- PSR2k (Proxy Surrogate Reconstruction 2k)

Moreover, the CIFOR - led study of which this model is a part has found that the rush to produce biofuel has resulted in high levels of deforestation in many tropical countries, and therefore can have significant impacts on global climate change and local ecosystem services.

Translating the above to climate science, if you tell me that in 100 years earth inhabited by your children is going to hell in a handbasket, because our most complicated models built with all those horrendously complicated equestions you can find in math, show that the global temperatures will be 10 deg higher and icecaps will melt, sea will invade land, plant / animal ecosystem will get whacked out of order causing food supply to be badly disrupted, then I, without much climate science expertise, can easily ask you the following questions and scrutinize the results: a) where can I see that your model's futuristic predictions about global temp, icecaps, eco system changes in the past have come true, even for much shorter periods of time, like say 20 years, before I take this for granted and make radical changes in my life?

The Rio +20 agreement acknowledges the global environmental crisis, entrenched poverty, the importance of a new economic model that takes ecosystems into account but nations left the summit committed to doing pretty much nothing about it.

Hilbert says that the ecosystem feedbacks in global climate models are based on short term processes such as carbon fixation by photosynthesis or decomposition, whereas in the longer term stocks of carbon are controlled by tree demographic processes.

Global response of terrestrial ecosystem structure and function to CO2 and climate change: results from six dynamic global vegetation mGlobal response of terrestrial ecosystem structure and function to CO2 and climate change: results from six dynamic global vegetation mglobal vegetation models.

Palmer, J. R. & Totterdell, I. J. Production and export in a global ocean ecosystem model.

Global change models predict that threats to Hawaii's ecosystem include sea level and temperature rise, and pH decline [218], [219].

Attempts to extend current global models to coastal ecosystems may yield spurious results, unless these models capture other relevant processes, such as regional watershed processes and changes in landscapes at the ecosystem level, which are not tractable at the global scale.

The DOE support includes funding from the Regional and Global Climate Modeling programme to the Reducing Uncertainties in Biogeochemical Interactions through Synthesis and Computation (RUBISCO) Scientific Focus Area, from the Terrestrial Ecosystem Sciences programme to the Next Generation Ecosystem Experiments — Tropics, and from the Early Career programme (DE-SC0012152).

The study of climate - induced changes in key ecosystem processes (Scholze et al., 2005) considers the distribution of outcomes within three sets of model runs grouped according to the amount of global warming they simulate: < 2 °C, 2 - 3 °C and > 3 °C.

This improved understanding needs to be incorporated into global geochemical models to realistically project the response of coastal and oceanic ecosystems to future warming.

The fund model has a tiered give - back distribution of between 20 - 40 per cent of the general partners» carried interest profits to non-profit organizations whose missions support next - generation entrepreneurs, global startup ecosystems, social enterprises, blockchain advocacy groups, research organizations and university incubators, according to its statement.