Few studies have considered the air quality impacts of new road construction and its subsequent operation. ... Socio-economic benefits and environmental impacts of Thika Road superhighway (2014) Singletary L, Henry M, Brooks K and London J. The impact of highway investment on new manufacturing employment …

Forest road construction is a hazardous operation in mountainous terrain and can inflict scars on the landscape and also cause substantial damage to the forest ecosystem. One of the negative effects of road construction is the loss of forest area. The ecological balance in forests is adversaly affected by rockfall and forest road costruction ...

The Stats. According to new research by construction blog Bimhow, the construction sector contributes to 23% of air pollution, 50% of the climatic change, 40% of drinking water pollution, and 50% of landfill wastes. In separate research by the U.S. Green Building Council (USGBC), the construction industry accounts for 40% of worldwide …

The PM 10 generated by road constructions produces significant adverse effects on human health and environment. The significance of the concern relies on …

In this week's issue of our environment newsletter, we explore why building more highways has an adverse effect on the environment and how the N.W.T. is falling short in protecting its vast peatlands.

Highway development shares the effects with other human activities that degrade the natural environment, highways (as well as power line rights-of-way and other transportation routes) have unique impacts associated with their linear form. Within forested landscapes, highways act as concave corridors, areas that exhibit lower …

Abstract. A methodology to quantitized the environmental impacts of constructing or upgrading roads has been provided. This methodology has been applied to upgrading Unaizah - Shoubak - Wadi Mousa ...

Construction's Impact on the Environment and Climate Change. Climate change scientists believe that the Earth is rapidly getting warmer and that human activity is playing a significant role in accelerating this process. The biggest way in which construction firms are doing this is by contributing to carbon dioxide emissions. Carbon …

The effects include pollution from moving vehicles, chemical spills from trucks, displacement of wildlife and vegetation due to construction of new roads, disturbance of hydrology and the ecosystem among others. Despite these negative effects on the ecology, South African population estimated at 46 million people and a positive economic growth ...

A new concept of a "sustainable road" has emerged through both academia and industry, and is defined to be a road that is: - …

Ecological effects on roads construction include physical disturbance, habitats loss, extinction of populations of species near road edges, mortality of wildlife that are using roads edges as ...

Strategies for mitigating environmental impacts include configuring roads to avoid destroying ecosystems, installing fences to reduce road mortality, creating safe passages for wildlife under and over roads, controlling traffic during critical times for key species, and following best practices for road construction and maintenance.

Abstract. Road construction will have a large impact on the ecosystem in the road area, and carbon stock, as an important indicator to measure the scale and …

The overall environmental impacts of road construction project can be classified into thr ee major categories: direct, indirect, and operational emissions. The overall environmental impacts equal the

The increasing importance of the environmental and social impacts of air pollution calls for the prediction of the PM 10 emissions in construction projects to prevent conflicts with population and workers. The PM 10 generated by road constructions produces significant adverse effects on human health and environment. The …

Huang and Ting 21 studied the impact of road construction on landscape ... Wang, Z., Yang, C. & Chen, Y. Assessment of ecological environment impact in highway construction activities with ...

18 October 2020. Construction impacts the environment in both positive and negative ways. Buildings disrupt natural environments, but can also provide new, biodiverse areas and be created using green materials, minimising waste and energy-intensive production of materials. Let's take a look at how construction can help the environment and ...

Roads can also be a conduit for pollutants into the environment. The debris from tires on the road can decrease the time to metamorphosis of wood frogs.20 Deicing salts that run off from roads into adjacent ponds can decrease survivorship of wood frogs and spotted salamanders.21 …

The effects of construction on the environment are immense from mining precious resources, extracting materials, and destroying habitat. To better understand its impact, it is vital to …

Impacts of road constructions on eco logical bio diversity and livelihoo d in Sierra Leone Mohamed Exton Z oker 1*, Karim 2, Brima Kargbo 3, Raymond Kemoh 4, Lansana Denis Yorpoi 5

In the Mix3: 80% of the coarse and fine aggregates is available in a quarry 35 km away from the asphalt concrete. plant; 20% of the coarse and the fine aggregates and filler is in a quarry 50 km ...

Road construction will have a large impact on the ecosystem in the road area, and carbon stock, as an important indicator to measure the scale and quantity of primary productivity of the ecosystem, will also change, but the specific pattern is not clear. It is important to study the impact of road construction on carbon stock for regional …

The construction sector provides shelter, homes, places of business, and the opportunity to rebuild for a greener future. It's been a core part of our ongoing development, progress, and modernization for centuries. …

Roads construction produces significant adverse effects on environment and human health due to the discharge in atmosphere of pollutants released during the …

3. Effects of Roads on Ecological Conditions. INTRODUCTION. Widespread attention continues to be drawn to the ecological effects of roads, especially as the road system continues to expand. Roads are …

Published: 25 March 2022. Evaluating the impact of highway construction projects on landscape ecological risks in high altitude plateaus. Chao Li, Jingxiao Zhang, Simon P. …

This study is aimed to assess the environmental and social impacts, evaluate the project implementation and its barriers of implementation of the developmental projects on the livelihood of local community taking Mizan-Dima road construction project. Mixed methods designs which include both qualitative and quantitative were used. The participants of …

environmental management, the inbuilt sustainability of existing road construction practices is being developed and extended to produce variety of environmentally sustainable options. A new

Road construction is one of the primary activities in which humans move large quantities of earth materials. The importance of road construction as a major anthropogenic process is evidenced in the literature in its use as one of only a few factors to calculate the total human geomorphic impact on the environment. Case studies indicate that the cuts …

This work presents the results of the Life Cycle Assessment (LCA) of two different types of road cross-sections (i.e. embankment and trench sections) with the objective of calculating and analysing the environmental and human health impact related to their construction processes.The geometrical and technical characteristics of the …