REDUCING CARBON FOOTPRINT OF A WASTEWATER TREATMENT PLANT USING ADVANCED TREATMENT AND RENEWABLE ENERGY SOURCES

2017 ◽  
Vol 16 (5) ◽  
pp. 1055-1062 ◽  
Author(s):  
Lacramioara Diana Robescu ◽  
Elena Presura
2018 ◽  
Vol 124 ◽  
pp. 21-26 ◽  
Author(s):  
A.P. Rosa ◽  
C.A.L. Chernicharo ◽  
L.C.S. Lobato ◽  
R.V. Silva ◽  
R.F. Padilha ◽  
...  

2019 ◽  
Vol 4 (2) ◽  
pp. 124-129
Author(s):  
Tibor Princz-Jakovics

The EU energy policy prioritizes the following principles: sustainability, competitiveness and security of supply and addresses the reduction of greenhouse gas emissions as a priority. The related EU policy (including the White Paper on Transport) outlines these principles, identifies goals and opportunities for action. At company level methodological guidelines and standard procedures can be used to assess the carbon footprint of the organization, to generate efficiency goals and to prepare action plans. In the Hungarian policy framework, a comprehensive National Sustainable Development Framework Strategy defines the basic principles for the analysis of the sectorspecific or regional strategies. Sustainable Energy Action and Climate Plans (SECAPs) integrate energy and climate issues and include interventions and improvements for the better use of renewable energy sources in transport at municipal level. As a summary it can be stated that exploration of the policy background would needed to influence the use of renewable energy sources for transport and definition of the development goals can help economic organizations to transform their mobility patterns and reduce related carbon footprint.


2021 ◽  
Vol 14 (1) ◽  
pp. 50-62
Author(s):  
N. A. Kharitonova ◽  
E. N. Kharitonova ◽  
V. N. Pulyaeva

The article deals with the key aspects of the problem of determining the “carbon footprint” of industrial production. Rapidly increasing greenhouse gas emission within the past two centuries can cause irreversible changes in the Earth’s climate. Various manufacturing industries including “production and consumption of energy” create more than half of the “Earth’s carbon footprint”. The authors present a brief analytical overview of the “carbon footprint” problem in the context of solving a significant issue of global warming. They suggest references to current research and publications of Italian, Chinese and Spanish scientists. For example, Italian researchers proved that social innovations as well as transition to low-carbon technologies can be of good effect in reducing the “carbon footprint”. Chinese researchers (by analyzing 45-year-long data on the quantity of developed natural resources, energy consumption and population growth, “carbon footprint” and carbon dioxide emissions in the USA) proved that in the long-term perspective consumption of natural resources and renewable energy sources can improve the quality of the environment while population growth and consumption of non-renewable energy sources can contribute to its deterioration. Spanish researchers explored the connection between the “carbon footprint” and national peculiarities of people’s life. They listed the basic features of current energy transformation of the global economy (towards increasing the volume of renewable energy sources). The authors considered basic methods of regulating the “carbon footprint” of industrial production: by means of legal prohibition or improvement of pricing mechanism. They introduce the “Strategy of long-term development of Russia with low level of greenhouse gases till 2050”. The article contains information on reporting of greenhouse gas emissions in Russia.


Water ◽  
2021 ◽  
Vol 13 (22) ◽  
pp. 3245
Author(s):  
Lam T. Phan ◽  
Heidemarie Schaar ◽  
Daniela Reif ◽  
Sascha Weilguni ◽  
Ernis Saracevic ◽  
...  

A set of CALUX in vitro bioassays was applied for long-term toxicity monitoring at an advanced wastewater treatment plant comprising ozonation and granular activated carbon filtration for the abatement of contaminants of emerging concern (CEC). During the 13-month monitoring, eight reporter gene assays targeting different modes of action along the cellular toxicity pathway were accessed to evaluate the suitability and robustness of the technologies. Two approaches were followed: on the one hand, signal reduction during advanced treatment was monitored; on the other hand, results were compared to currently available effect-based trigger values (EBTs). A decrease of the corresponding biological equivalent concentrations after the multibarrier system could be observed for all modes of action; while the estrogenic activity decreased below the EBT already during ozonation, the potencies of oxidative stress-like and toxic PAH-like compounds still exceeded the discussed EBT after advanced treatment. Overall, the long-term monitoring confirmed the positive effect of the multibarrier system, commonly evaluated only by CEC abatement based on chemical analysis. It could be demonstrated that advanced WWTPs designed for CEC abatement are suitable to significantly decrease toxicity responses not only in the frame of pilot studies but under real-world conditions as well.


1994 ◽  
Vol 29 (12) ◽  
pp. 237-245
Author(s):  
Arno Grau ◽  
Michael Haeusler ◽  
Wälti Schmitt

Micro-straining as an advance treatment of wastewater has been evaluated in a half as well as full technical unit. Mesh dimensions of 10, 20 and 40 μ have been used, straining velocities between 10 to 35 m/h have been measured and suspended solids retention of 75 – 85 % could be achieved. The investment and operational costs are lower than those of other systems, e.g. sand filtration.


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