882 resultados para Low-carbon operations
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Anirudh Shingal presents at the joint NCCR Trade Regulation/NCCR Climate Workshop on “Border measures and the PPM issue in the context of climate change”. This presentation explores the possibility of a unilateral tariff increase on the imports of the most carbon-intensive products (identified from literature) from countries non-committed to climate-friendly polices in a bid to push them towards “global” climate policies. The presentation provides a first look at the empirical model to be used as well as the choice of trading partners, carbon-intensive products and the time period. Preliminary statistical analysis undertaken reveals the importance of these products in the trade flows of both importing and exporting countries as well as the existence of low tariffs (on these products) in destination markets.
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Federal Highway Administration, Office of Safety and Traffic Operations, Washington, D.C.
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Federal Highway Administration, Office of Engineering and Highway Operations Research and Development, McLean, Va.
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Federal Highway Administration, Office of Engineering and Highway Operations Research and Development, McLean, Va.
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Shipping list no.: 92-416-P.
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"Contract AT(30-3)-52."
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"Work Performed Under Contract No. EY-76-S-03-0113-040."
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"Work Performed Under Contract No. AC03-79ET20435."
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"Contract AT(30-3)-52."
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Mode of access: Internet.
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"Contract no. CR-815829."
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This article discusses the Carbon Credit Trading Market in Brazil and opportunities for technological development and innovation related. The international trade in carbon credits becomes a source of opportunities for developing countries because of the Clean Development Mechanism. Committed to reduce polluting levels from 2008 to 2012, and ahead, industrialized countries started to seek ecological solutions internally or compensatory actions such as buying carbon credits from low-emission countries. This strategy brought up a brand-new industrial sector that still requires productive structures and a solid international commercialization system. This is a qualitative study, based on documentary research, referring to the Brazilian territory. The data obtained point out a set of efforts such as researching and developing products and processes environment friendly. Other findings indicate opportunities to expand Green Economy Sector through supporting a set of newborn firms such as waste management and recycling, in addition to other actions that reinforce sustainable development opportunities to the country and, at the end, to the world.
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A specific type of natural log jam in the upper alluvial reach of the Carbon River was found to influence secondary channel avulsion, causing flooding hazards to the adjacent Carbon River Road in the northwest quadrant of Mount Rainier National Park, Washington. The fence-like natural log jam was characterized by large woody debris buttressed horizontally against standing riparian trees (i.e. ìfence railsî and ìfence postî). The objectives of this report are two-fold. First, physical characteristics and spatial distribution were documented to determine the geomorphic controls on the fence-like log jams. Second, the function and timing of the natural log jam in relation to channel avulsion was determined to provide insight into flooding hazards along the Carbon River Road. The fence-like log jams are most abundant in the upper reaches of the Carbon River between 3.0 and 5.5 kilometers from the Carbon Glacier terminus, where longitudinal gradient significantly decreases from about 0.06 to 0.03. Sediment impoundment can occur directly upstream of the fence-like log jam, creating vertical bed elevation difference as high as 1.32 meters, and can form during low magnitude, high frequency flood event (3.5-year recurrence interval). In some locations, headcuts and widening of secondary channel were observed directly to the side of the log jams, suggesting its role in facilitating secondary channel avulsions. Areas along the Carbon River Road more prone to damages from avulsion hazards were identified by coupling locations of the log jams and Relative Water Surface Elevation map created using the 1-meter 2012 Light Detection and Ranging Digital Elevation Map. Ultimately, the results of this report may provide insight to flooding hazards along the Carbon River Road from log jam-facilitated channel avulsion.
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This paper presents a detailed analysis of adsorption of supercritical fluids on nonporous graphitized thermal carbon black. Two methods are employed in the analysis. One is the molecular layer structure theory (MLST), proposed recently by our group, and the other is the grand canonical Monte Carlo (GCMC) simulation. They were applied to describe the adsorption of argon, krypton, methane, ethylene, and sulfur hexafluoride on graphitized thermal carbon black. It was found that the MLST describes all the experimental data at various temperatures well. Results from GCMC simulations describe well the data at low pressure but show some deviations at higher pressures for all the adsorbates tested. The question of negative surface excess is also discussed in this paper.