نتایج جستجو برای: carbon sequestration

تعداد نتایج: 289220  

2001
Michael J. Scott

The deployment of carbon capture and sequestration (CC&S) technologies is greatly affected by the marginal cost of controlling carbon emissions (also the value of carbon, when emissions permits are traded). Both the severity and timing of emissions limitations and the degree to which emissions limitation obligations can be traded will affect the value of carbon and thereby the timing and magnit...

2013
Alain Jean-Marie Mabel Tidball

We propose in this paper a model of optimal Carbon Capture and Storage in which the reservoir of sequestered carbon is leaky, and pollution eventually is released into the atmosphere. We formulate the social planner problem as an optimal control program and we describe the optimal consumption paths as a function of the initial conditions, the physical constants and the economical parameters. In...

2011
Elizabeth A. Wilman

Although it is common to alternate between till and no-till practices, past research has considered farmers’ tillage options to be limited to the dichotomous choice of whether or not to switch to a long-term no-till regime. This paper expands farmers’ options and models their choices of tillage frequency. Less frequent tilling sequesters more carbon but permits a greater accumulation of weeds, ...

2007
Benjamin S. Felzer Timothy Cronin John M. Reilly Jerry M. Melillo Xiaodong Wang

In this review article, we explore how surface-level ozone affects trees and crops with special emphasis on consequences for productivity and carbon sequestration. Vegetation exposure to ozone reduces photosynthesis, growth, and other plant functions. Ozone formation in the atmosphere is a product of NOx, which are also a source of nitrogen deposition. Reduced carbon sequestration of temperate ...

2007
Benjamin S. Felzer Timothy Cronin John M. Reilly Jerry M. Melillo Xiaodong Wang

In this review article, we explore how surface-level ozone affects trees and crops with special emphasis on consequences for productivity and carbon sequestration. Vegetation exposure to ozone reduces photosynthesis, growth, and other plant functions. Ozone formation in the atmosphere is a product of NOx, which are also a source of nitrogen deposition. Reduced carbon sequestration of temperate ...

2013
M. Velan

Carbon dioxide sequestration by algae is receiving an increased attention towards the impact of increasing carbon dioxide in the atmosphere. Biological carbon dioxide sequestration might be the most promising, environmental friendly & cost effective means of reducing carbon dioxide emission in the energy sector. Algae produce more oil compared to other plants and it can grown in open pond syste...

Journal: :Journal of the Air & Waste Management Association 2002
Robert A Mickler Todd S Earnhardt Jennifer A Moore

Forest, agricultural, rangeland, wetland, and urban landscapes have different rates of carbon sequestration and total carbon sequestration potential under alternative management options. Changes in the proportion and spatial distribution of land use could enhance or degrade that area's ability to sequester carbon in terrestrial ecosystems. As the ecosystems within a landscape change due to natu...

2015
Wenqing Chen Ding Huang Nan Liu Yingjun Zhang Warwick B. Badgery Xiaoya Wang Yue Shen

Different grazing strategies impact grassland plant production and may also regulate the soil carbon formation. For a site in semiarid temperate steppe, we studied the effect of combinations of rest, high and moderate grazing pressure over three stages of the growing season, on the process involved in soil carbon sequestration. Results show that constant moderate grazing (MMM) exhibited the hig...

Journal: :Journal of environmental management 2007
Y Yin W Xu S Zhou

This paper introduces an integrated assessment (IA) approach for a Canada-China joint research project that linked forest carbon sequestration, forest resource management, and local sustainability enhancement. The purpose of the IA was to improve the measurement of carbon in different land uses and vegetation covers, as well as to direct decision makers to those land uses or options as an CO(2)...

2007
Joshua Graff-Zivin Leslie Lipper

In this paper we explore the incentives of low income agricultural producers to adopt soil carbon sequestration, focusing particularly on the impact of risk. A dynamic optimization model of the farm level decision to adopt conservation is then presented, where farmers’ optimize over the expected utility of profits from agricultural and carbon sequestration activities. Carbon sequestration adopt...

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