scholarly journals Seismic reflection surveys at Horonobe coastal land area

2012 ◽  
Vol 65 (3) ◽  
pp. 161-172 ◽  
Author(s):  
Toshiyuki Yokota ◽  
Tomio Inazaki ◽  
Shigeharu Mizohata ◽  
Toshihiro Uchida ◽  
Takumi Ueda
Author(s):  
Ryusuke Hosoda ◽  
Koichi Hanano ◽  
Yoichi Fukutani

People have become aware that maintenance of symbiotic relations between people and their surrounding environment is important not only for people’s happiness but also for their own existence on the earth system. Facing up to reality, however, there have arisen matters of regret caused by the human lives and activities. One of big problems we have to consider is scatter of waste and debris on natural beaches, especially in the coastal area near the dense populated area. We have to remember that the scatter is the results of human activities mainly on the coastal land area. The problem had become serious on a small island located near the mouth of Osaka Bay, where rubbishes such as tins, bottles and plastic bottles, bags and sheets have been piled and remained on the beach for more than half a century. People living in a small community, who were worrying about the decline of the ecosystem of the small island, started the activity of beach cleaning more than ten years ago. Since then, the quality of the ecosystem on the island has been maintained in a permissible condition. They also started the field researches on the fauna and flora in and around the island to make an inventory of fauna and flora. Their activities were appreciated and they were honored with testimonials commending their contribution on the maintenance of symbiosis. In the present paper, people’s activities are introduced with the importance of promoting the symbiosis with ecosystem in surrounding natural environments.


Author(s):  
Ricky Rositasari ◽  
Lestari Lestari ◽  
Lestari Lestari ◽  
Lestari Lestari

Coastal water is vulnerable to anthropogenic substances such as human activities by product in coastal land and  upper land area. Semarang coastal area is one of areas which has progressive development in northern coastal of Java Island.  The aim of this study was to evaluate ocean health status based on heavy metal contain and benthic foraminiferal characteristics as the bioindicator.  Sampling and laboratory activities were carried out in August 2010. Sampling stations were located on the estuaries of Western Canal Flood, Tanjung Mas Port and  Eastern Canal Flood.  The result showed that Tanjung Mas pool port had the highest Pb, Zn,and Total Organic Compounds (TOC) concentrations. The average of abnormal test of benthic foraminiferal (Ammonia beccarii) were also higher in Tanjung Mas port than in eastern and western canal flood. Keywords: assessment, coastal water, Semarang.


Author(s):  
Masaki NIIMI ◽  
Yasuyuki NAKAGAWA ◽  
Yoshihiko IDE ◽  
Masaru YAMASHIRO ◽  
Noriaki HASHIMOTO
Keyword(s):  

2017 ◽  
Vol 862 ◽  
pp. 138-143
Author(s):  
Viv Djanat Prasita ◽  
Nuhman ◽  
Nurul Rosana

Management of coastal areas on the east coast of Surabaya (Pamurbaya) is very important because this region is largely a conservation area which serves to maintain the balance of the ecosystem of Surabaya. This study aimed to analyze changes in the coastal land and create a dynamic model of coastal land area changes in Pamurbaya. The method used is the field survey, the linear regression method and dynamic modeling. Dynamic modeling using the software Stella 4.0. The results showed that the changing of used land can be explained by the dynamic model described by a linear regression model. The result is useful to predict the pamurbaya condition for next few years and useful as inputs to city government in managing coastal areas of Pamurbaya.


Author(s):  
Ricky Rositasari ◽  
Lestari Lestari ◽  
Lestari Lestari ◽  
Lestari Lestari

<p>Coastal water is vulnerable to anthropogenic substances such as human activities by product in coastal land and  upper land area. Semarang coastal area is one of areas which has progressive development in northern coastal of Java Island.  The aim of this study was to evaluate ocean health status based on heavy metal contain and benthic foraminiferal characteristics as the bioindicator.  Sampling and laboratory activities were carried out in August 2010. Sampling stations were located on the estuaries of Western Canal Flood, Tanjung Mas Port and  Eastern Canal Flood.  The result showed that Tanjung Mas pool port had the highest Pb, Zn,and Total Organic Compounds (TOC) concentrations. The average of abnormal test of benthic foraminiferal (<span style="text-decoration: underline;">Ammonia</span> <span style="text-decoration: underline;">beccarii</span>) were also higher in Tanjung Mas port than in eastern and western canal flood.</p> <p>Keywords: assessment, coastal water, Semarang.</p>


2021 ◽  
Vol 306 ◽  
pp. 02030
Author(s):  
Saefudin Ridho ◽  
Dyah Ethika Noechdijati ◽  
Irene Kartika Eka Wijayanti ◽  
Altri Mulyani

The development of shallot farming in Adipala Sub-district starting in 2018 faced several problems, namely most farmers still had low experience of shallot farming, the type of land that was less fertile, shallot seeds from Brebes which were not specific to coastal land. This research aimed to analyze 1) revenue, cost, income, and R/C, 2) the level of production risk, 3) factors influencing production, 4) factors influencing production risk. The research object was farmers who carried out shallot farming during the growing season from November 2019 to January 2020 in Adipala Village, Bunton Village, and Karanganyar Village. The sampling method was saturated sampling. Data analysis consisted of analysis of revenue, cost, income, R/C, coefficient of variation, and Just & Pope production risk function regression. The results showed that the shallot farming in Adipala Sub-district was profitable, namely per farm it had revenue Rp10,834,600.00, cost Rp9,999,943.61, income Rp834,656.39, and R/C 1.06. The production risk level was high at 85.49%. Factors that had been shown to significantly influence production were land area, seedlings, labor, agricultural lime, petroganik, manure, TSP, ZA, KCl, NPK, herbicides, and fungicides. Meanwhile, factors that had been shown to significantly influence production risk were TSP, NPK, and fungicides.


2020 ◽  
pp. 1-19
Author(s):  
Cinalberto Bertozzi ◽  
Fabio Paglione

The Burana Land-Reclamation Board is an interregional water board operating in three regions and five provinces. The Burana Land-Reclamation Board operates over a land area of about 250,000 hectares between the Rivers Secchia, Panaro and Samoggia, which forms the drainage basin of the River Panaroand part of the Burana-Po di Volano, from the Tuscan-Emilian Apennines to the River Po. Its main tasks are the conservation and safeguarding of the territory, with particular attention to water resources and how they are used, ensuring rainwater drainage from urban centres, avoiding flooding but ensuringwater supply for crop irrigation in the summer to combat drought. Since the last century the Burana Land-Reclamation Board has been using innovative techniques in the planning of water management schemes designed to achieve the above aims, improving the management of water resources while keeping a constant eye on protection of the environment.


2017 ◽  
Vol 1 (1) ◽  
Author(s):  
La Ode Jabuddin ◽  
Ayub M Padangaran ◽  
Azhar Bafadal Bafadal

This study aims to: (1) Knowing the dynamics of fiscal policy and the performance of the agricultural sector, (2) Analyze the factors that influence fiscal policy and the performance                   of the agricultural sector, and (3) Analyzing the impact of fiscal policy on the performance of the agricultural sector. The data used in this study were pooled 2005-2013 data in the aggregate. Econometric model the impact of fiscal policy on the performance of the agricultural sector is built in the form of simultaneous equations, consisting of 7 equations with 25 total variables in the model, 7 endogenous variables, 12 exogenous variables, and 6 variables lag. The model is estimated by 2SLS method SYSLIN procedures and historical simulation with SIMNLIN procedure.The results showed that: (1) The development of fiscal policy in Southeast Sulawesi from year to year tends to increase, (2) The performance of the agricultural sector from the aspect of GDP has decreased, from the aspect of labor is still consistent, in terms of investment to grow positively, and assign roles which means to decrease the number of poor people, (3) factors affecting fiscal policy is local revenues, equalization funds, other revenues, as well as the lag fiscal policy, (4) the factors that affect the performance of the agricultural sector from the aspect GDP is labor, direct expenditure and GDP lag; from the aspect of labor is the total labor force, investment, land area, direct expenditure, as well as the lag of labor; from the aspect of investment is influenced by GDP per capita, land area, interest rates and investment lag; as well as from the aspect of poor people, are affected by population, investments, direct expenditure and poverty lag, (5). Fiscal policy impact on the agricultural sector GDP increase, a decrease in the number of poor, declining agricultural laborers, and a decrease in the amount of investment in the agricultural sector.Keywords: Fiscal policy, the performance of the agricultural sector, the simultaneous equations


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