نتایج جستجو برای: greenhouse gas emissions
تعداد نتایج: 310344 فیلتر نتایج به سال:
Approximately 2.2million cattle carcasses require disposal annually in the United States. Land burial is a convenient disposal method that has been widely used in animal production for disposal of both daily mortalities as well as during catastrophic mortality events. To date, greenhouse gas production after mortality burial has not been quantified, and this study represents the first attempt t...
Greenhouse gas emissions are believed to be the main reason of climate change. Thus, it is essential to limit and reduce emissions of greenhouse gases in order to stabilize climate. Short-term policies such as the Kyoto Protocol stipulate emission limitation or reduction commitments. However, it is also, if not more, important to keep an eye on the long-term effects of these policies since it t...
Transportation services are central to movement of goods and people in modern economies. Their provision embodies many tradeoffs between: economic benefits, health effects, social and environmental impacts. Policies aimed at achieving deep greenhouse gas emission reductions from the transportation sector will invariably impact the balance of these benefits and dis-benefits of transportation. Th...
Carbon pollution has become a sensitive topic across the globe in recent times. In Australia, incentive has been provided to industry in order to reduce carbon emissions in heavy polluting industries. The railway transportation system is one of the industries expected to reduce the emissions and contribute to a long term reduction strategy, although comparatively rail sector contributes much le...
BACKGROUND Calculating the greenhouse gas savings that may be attributed to biofuels is problematic because production systems are inherently complex and methods used to quantify savings are subjective. Differing approaches and interpretations have fuelled a debate about the environmental merit of biofuels, and consequently about the level of policy support that can be justified. This paper est...
Worldwide, cities are faced with the challenge of designing and implementing the transition to a state in which their greenhouse gas emissions are drastically reduced and they are well adapted to the impacts of climate change. There is increasing understanding of the synergies and conflicts in the objectives of mitigation and adaptation. These interactions are no more vivid than in urban areas,...
In recent years, global warming has been a major issue due to continuous growth of greenhouse gas emissions from different sources. It has been estimated that the global average temperature will rise between 1.4 –5.8 °C by the year 2100 (Williams, 2002). The contributors to greenhouse effects are carbon dioxide (CO2), chlorofluorocarbons (CFCs), methane (CH4), and nitrous oxide (N2O). The contr...
This paper presents an application of LCA (Life Cycle Assessment) with a view to analyzing the environment aspects of rice straw-based power generation in Malaysia. It also compares rice straw-based power generation with that of coal and natural gas. GHG (Greenhouse gas) emission savings were calculated. It finds that rice straw power generation can save GHG (greenhouse gas) emissions of about ...
Methane—a short-lived and potent greenhouse gas—presents a unique challenge: it is emitted from a large number of highly distributed and diffuse sources. In this regard, the United States’ Environmental Protection Agency (EPA) has recommended periodic leak detection and repair surveys at oil and gas facilities using optical gas imaging technology. This regulation requires an operator to fix all...
The United Nations Framework Convention on Climate Change calls on member states to reduce their greenhouse gas emissions as much as possible in order to combat global warming. Iran has announced 4 and 12 percent emission reduction targets in 2030 in its Intended Nationally Determined Contributions compared to the Business-As-Usual (BAU) scenario, in which the energy sector has the largest shar...
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