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Energy economics is a broad scientific subject area which includes topics related to supply and use of energy in societies. [1] Considering the cost of energy services and associated value gives economic meaning to the efficiency at which energy can be produced. [2]
The ten percent law provides a basic understanding on the cycling of food chains. Furthermore, the ten percent law shows the inefficiency of energy capture at each successive trophic level. The rational conclusion is that energy efficiency is best preserved by sourcing food as close to the initial energy source as possible.
Second, increased energy efficiency increases real incomes and leads to increased economic growth, which pulls up energy use for the whole economy. At the microeconomic level (looking at an individual market), even with the rebound effect, improvements in energy efficiency usually result in reduced energy consumption. [18]
The results are presented in a report named Economic and environmental analysis of energy efficiency measures in agriculture – Case Studies and trade-offs. [ 7 ] An intensive stakeholder process, by organising national stakeholders meetings in six countries, revealed the opportunities and drawbacks for a future energy efficient agriculture in ...
Efficiency is the often measurable ability to avoid making mistakes or wasting materials, energy, efforts, money, and time while performing a task. In a more general sense, it is the ability to do things well, successfully, and without waste.
Efficient energy use, or energy efficiency, is the process of reducing the amount of energy required to provide products and services. There are many technologies and methods available that are more energy efficient than conventional systems.
The deployment of energy efficiency technologies is highly restricted by factors such as geography, infrastructure and human resources. Behavioral barriers are problems that characterize the end-user's decision-marking relating to energy consumption. Four examples are discussed below. Attitudes toward energy efficiency.
The energy intensity of a country or region differs from its energy efficiency. Energy intensity is affected by climate, economic structure (e.g. services vs. manufacturing), trade, as well as the energy efficiency of buildings, vehicles, and industry. [2] High energy intensity means high industrial output as portion of GDP.