搜索结果: 1-15 共查到“atmospheric CO2”相关记录39条 . 查询时间(0.187 秒)
Impacts of Change in Atmospheric CO2 Concentration on Larix gmelinii Forest Growth in Northeast China from 1950 to 2010
treegrowth CO2fertilization tree-ring dendrochronology InTECmodel
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2024/3/12
Although CO2 fertilization on plant growth has been repeatedly modeled to be the main reason for the current changes in the terrestrial carbon sink at the global scale, there have been controversial f...
Deep Ocean Carbonate Chemistry and Glacial-Interglacial Atmospheric CO2 Changes
Deep Ocean Carbonate Chemistry Glacial-Interglacial Atmospheric CO2
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2015/7/17
Changes in deep ocean carbonate chemistry have profound implications for glacial-interglacial atmospheric CO2 changes. Here, we review deep ocean carbonate ion concentration ([CO32–]) changes based on...
Optimization of a prognostic biosphere model for terrestrial biomass and atmospheric CO2 variability
prognostic biosphere model terrestrial biomass atmospheric CO2 variability
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2014/12/19
This study investigates the capacity of a prognostic biosphere model to simulate global variability in atmospheric CO2 concentrations and vegetation carbon dynamics under current environmental conditi...
A global coupled Eulerian-Lagrangian model and 1 × 1 km CO2 surface flux dataset for high-resolution atmospheric CO2 transport simulations
global coupled Eulerian-Lagrangian model surface fl ux
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2014/12/11
DIURNAL AND SEASONAL VARIATION OF MEASURED ATMOSPHERIC CO2 AT DEHRADUN DURING 2009
Carbon Dioxide photosynthesis soil respiration Net Ecosystem Productivity Net primary Productivity Indian summer monsoon
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2014/5/6
Atmospheric carbon dioxide (CO2) is the major greenhouse gas. We analysed the diurnal trend and seasonal variations of atmospheric Carbon Dioxide (CO2) measured at Dehradun during 2009. The measuremen...
VARIABILITY OF ATMOSPHERIC CO2 OVER INDIA AND SURROUNDING OCEANS AND CONTROL BY SURFACE FLUXES
Carbon cycle Atmospheric InfraRed Sounder Net Primary Productivity flux exchanges terrestrial biosphere Indian Ocean
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2014/5/6
In the present study, seasonal and inter-annual variability of atmospheric CO2 concentration over India and surrounding oceans during 2002–2010 derived from Atmospheric InfrarRed Sounder observation a...
What can we learn from European continuous atmospheric CO2 measurements to quantify regional fluxes – Part 2: Sensitivity of flux accuracy to inverse setup
European continuous atmospheric CO2 measurements regional fluxes flux accuracy
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2010/8/12
An inverse model using atmospheric CO2 observations from a European network of stations to reconstruct daily CO2 fluxes and their uncertainties over Europe at 50 km resolution has been developed withi...
What can we learn from European continuous atmospheric CO2 measurements to quantify regional fluxes – Part 1: Potential of the 2001 network
European continuous atmospheric CO2 measurements regional fluxes the 2001 network
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2010/8/12
An inverse model using atmospheric CO2 observations from a European network of stations to reconstruct daily CO2 fluxes and their uncertainties over Europe at 40 km resolution has been developed withi...
Increasing synoptic scale variability in atmospheric CO2 at Hateruma Island associated with increasing East-Asian emissions
atmospheric CO2 Hateruma Island associated East-Asian emissions
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2010/2/1
In-situ observations of atmospheric CO2 and CH4 at Hateruma Island (24.05°N, 123.80°E, 47m a.s.l), Japan shows large synoptic scale variations during a 6-month period from November to April, when the ...
An Accounting of the Observed Increase in Oceanic and Atmospheric CO2 and an Outlook for the Future
Carbon dioxide atmosphere ocean burning fossil fuel emissions
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2015/7/6
Observations of CO2 accumulation in the atmosphere and ocean show that they are approximately equal to the total amount emitted by burning of fossil fuels since 1850. A mass balance calculation is car...
Antarctic ice-sheet response to atmospheric CO2 and insolation in the Middle Miocene
Antarctic ice-sheet Middle Miocene atmospheric CO2
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2009/12/3
Foraminiferal oxygen isotopes from deep-sea sediment cores suggest that a rapid expansion of the Antarctic ice sheet took place in the Middle Miocene around 13.9 million years ago. The origin for thi...
Glacial-interglacial atmospheric CO2 change：a possible “standing volume” effect on deep-ocean carbon sequestration
Glacial-interglacial deep-ocean carbon atmospheric CO2 change
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2009/12/3
So far, the exploration of possible mechanisms for glacial atmospheric CO2 drawdown and marine carbon sequestration has tended to focus on dynamic or kinetic processes (i.e. variable mixing-, equilibr...
Impacts of land surface properties and atmospheric CO2 on the Last Glacial Maximum climate：a factor separation analysis
land surface properties atmospheric CO2 Last Glacial Maximum climate
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2009/12/3
Many sensitivity studies have been carried out, using climate models of different degrees of complexity to test the climate response to Last Glacial Maximum boundary conditions. Here, instead of addin...
Exploring the climatic impact of the continental vegetation on the Mezosoic atmospheric CO2 and climate history
climatic continental vegetation Mezosoic atmospheric CO2
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2009/12/3
In this contribution, we continue our exploration of the factors defining the Mesozoic climatic history. We improve the Earth system model GEOCLIM designed for long term climate and geochemical recons...
Optimization of the seasonal cycles of simulated CO2 flux by fitting simulated atmospheric CO2 to observed vertical profiles
the seasonal cycles CO2 flux atmospheric CO2 vertical profiles
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2010/1/21
An inverse of a combination of atmospheric transport and flux models was used to optimize the Carnegie-Ames-Stanford Approach (CASA) terrestrial ecosystem model properties such as light use efficiency...