Environmental Impact Assessment for Offshore Pipelines

Author(s):  
Yong Bai ◽  
Zatil Akmal Zukifli

The Environmental Impact Assessment (EIA) emphasize and intended to access and evaluate the impacts on the environment of any possible alternative and initiative in decision making process. In this paper, the biggest impact of oil spills in the history, which is the BP oil spill are discuss. The calculation especially calculate the oil spread by the average of wind and wave. The spread are effected while an oil spill in the water surface and expose to the environment. This exposure might evaporated to the air or maybe spread into the water flow and might be dissolved in the water it self. In making these calculation successfull, the main equation disscuss here are the dispersion model. This model cover all aspects of dispersion and its consequences while it is burst once at the atmosphere. Besides, in order to find the oil evaporation and its spreadable, the calculation have been made which is the same equation to calculate the SHELL spills before.

2013 ◽  
Vol 664 ◽  
pp. 174-178
Author(s):  
Yuan Yuan Li ◽  
Wei Li ◽  
Yan Tian ◽  
Zhong Ping Jiao

Frequently, offshore oil spills have a significant impact on the marine environment and fishery resources, resulting in huge economic losses. Due to a lot of projects are involved in oil spill and the process is complex, the injured party lacks the evidence to support the evaluation of the oil spill impact on the environment. Therefore, many oil spill claims event had not been properly resolved. In this paper, we designed an environmental impact assessment system of offshore oil spill for improving the above-mentioned situation. The major functions of this system are data management, query analysis, spatial modeling analysis, evaluation of forecast, user management and so on. Environmental impact assessment system of oil spill can predict and evaluate the oil spill’s impact on environment. It’s significant for the protection of the environment and planning. In addition, it also has a realistic significance for providing some basis for claims issues.


2001 ◽  
Vol 2001 (2) ◽  
pp. 783-787
Author(s):  
Cindy Chen ◽  
Robert Neumann

ABSTRACT An oil spill risk assessment determines the likelihood of accident occurrence and potential consequences of a spill when the spill occurs. An essential part of the risk assessment is an environmental impact assessment. The impact assessment identifies resources at risk and examines potential environmental contamination. Computer models can be used in conjunction with resource distributions to predict the impact of an oil spill. This paper provides an overview of the methodology used in assessing environmental impacts from an oil spill and examines various oil spill-modeling tools. The Regulatory Assessment: Use of Tug to Protect Against Oil Spills in the Puget Sound Area (USCG, 1999) includes a Qualitative Environmental Impact Assessment that serves as a case study demonstrating the environmental impact assessment process. The U.S. Coast Guard used this Regulatory Assessment to study the alternatives for improving maritime safety in the Puget Sound area. The following are elements and approaches adopted for the impact assessment:Problem formulation. Problem formulation is a planning and scoping process that establishes the goals, breadth, and focus of the risk analysis. A conceptual model is developed to identify environmental resources to be protected, data needed, and analysis to be used.Analysis. This analysis phase develops profiles of environmental exposure and effects of oil spills. The exposure profile characterizes the ecosystem that may be exposed and describes the magnitude and pattern of exposure.Validation. The validation process is a crucial step in defining the reliability of modeling environmental impacts. The use of several oil spill models can minimize the weakness and assumptions associated with each model. Actual spill incidents provide a range and magnitude of possible environmental damages, which further validate model results.


Author(s):  
Maria Pessoa ◽  
Elizabeth Fernandes ◽  
Sonia Nascimento de Queiroz ◽  
Vera Ferracini ◽  
Marco Gomes ◽  
...  

The present chapter provides a brief explanation on some aspects involved in the development of models and mathematical-modelling simulations, to show their benefits to the decision-making process in the environmental impact assessment of agriculture. Aspects concerning the agroecosystems were also presented toward the sustainability of Brazilian agricultural production systems. Some applications which have been developed in Brazil were pointed out, as well as a specific case study conducted at the Guarani aquifer recharge area located in Ribeirão Preto, São Paulo state, in order to show the influence of input data on the results provided by CMLS94 simulator.


2011 ◽  
pp. 946-979
Author(s):  
Maria Pessoa ◽  
Elizabeth Fernandes ◽  
Sonia Nascimento de Queiroz ◽  
Vera Ferracini ◽  
Marco Gomes ◽  
...  

The present chapter provides a brief explanation on some aspects involved in the development of models and mathematical-modelling simulations, to show their benefits to the decision-making process in the environmental impact assessment of agriculture. Aspects concerning the agroecosystems were also presented toward the sustainability of Brazilian agricultural production systems. Some applications which have been developed in Brazil were pointed out, as well as a specific case study conducted at the Guarani aquifer recharge area located in Ribeirão Preto, São Paulo state, in order to show the influence of input data on the results provided by CMLS94 simulator.


1986 ◽  
Vol 18 (9) ◽  
pp. 267-272
Author(s):  
J. Čiček

The characteristics of hospitals and their ecological influence regarding water and sea pollution are discussed in this paper. Suggestions are given referring to the principles and criteria that could be used in the design and construction of hospitals and other medical facilities, when aiming to protect water against pollution. These principles and criteria should be used in environmental impact assessment studies, and should facilitate and improve the decision-making process.


2003 ◽  
Vol 8 (5-6) ◽  
pp. 529-533 ◽  
Author(s):  
James M Price ◽  
Walter R Johnson ◽  
Charles F Marshall ◽  
Zhen-Gang Ji ◽  
Gail B Rainey

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