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Sustainability is the practice of meeting current needs without compromising the ability of future generations to meet theirs, emphasizing a balance between economic growth, environmental health, and social well-being. It involves adopting strategies and practices that promote resource efficiency, reduce waste, and support long-term ecological balance.
Input-Output Analysis is a quantitative economic technique that represents the interdependencies between different sectors of a national economy or different regional economies. It helps in understanding how changes in one industry can affect others, thereby aiding in economic planning and policy-making.
Economic efficiency occurs when resources are allocated in a way that maximizes the production of goods and services, ensuring that no additional output can be achieved without increasing input. This concept is central to economic theory as it relates to optimizing productivity and minimizing waste within an economy.
Environmental Impact Assessment (EIA) is a systematic process that evaluates the potential environmental effects of a proposed project before decisions are made. It aims to prevent or mitigate negative impacts on the environment and ensure sustainable development by integrating environmental considerations into project planning and decision-making.
Resource optimization involves the efficient and effective allocation and use of resources to achieve the best possible outcomes in terms of productivity, cost, and sustainability. It is a critical aspect of operations management, ensuring that resources such as time, money, labor, and materials are utilized to their fullest potential without waste.
A circular economy is an economic system aimed at eliminating waste and the continual use of resources through principles like reuse, repair, refurbishment, and recycling. It contrasts with a traditional linear economy, which follows a 'take, make, dispose' model, by promoting sustainable practices that extend the lifecycle of products and materials.
Life cycle assessment (LCA) is a systematic method for evaluating the environmental impacts associated with all stages of a product's life, from raw material extraction through to disposal. It provides a comprehensive framework to identify opportunities for environmental improvement and supports decision-making for sustainable development.
Cost-benefit analysis is a systematic approach to evaluating the economic pros and cons of different choices, aiming to determine the best course of action by comparing the total expected costs against the total expected benefits. It is widely used in public policy, business decision-making, and project management to ensure resources are allocated efficiently and effectively.
Intercropping is an agricultural practice where two or more crops are grown simultaneously on the same piece of land, optimizing resource use and increasing biodiversity. This method can enhance crop productivity, improve soil health, and reduce pest and disease incidence, contributing to more sustainable farming systems.
Agricultural productivity measures the output of agricultural processes in relation to the inputs used, reflecting the efficiency and effectiveness of resource utilization in farming. It is crucial for ensuring food security, economic growth, and sustainable development, especially in the face of challenges like climate change and population growth.
Nitrogen Use Efficiency (NUE) refers to the ability of plants to use available nitrogen effectively to maximize growth and yield while minimizing losses to the environment. Improving NUE is crucial for sustainable agriculture, as it can enhance crop production, reduce fertilizer costs, and decrease environmental pollution from nitrogen runoff and emissions.
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