Resource efficiency and waste management: the science challenge

Comparison of Resource Efficiency of Systems for Management of Toilet Waste and Organic Household Waste

Using a system analysis approach compares different systems for handling and treatment of toilet waste and organic household waste. Design issues considered are source separation of urine, use of vacuum toilets and advanced nutrient recovery processes such as Reverse Osmosis (RO). All of the studied systems have low emissions of eutrophying compounds. Other environmental effects are mainly rela...

The global challenge of electronic waste management.

The growth in electronic equipment production and consumption has been exponential in the last two decades. About 20 to 50 million tonnes of electronic waste (“e-waste”) are generated worldwide every year. Much of this waste has been transported to the developing nations. The Customs Agency of Tianjin, China, has reported that more than 200 tonnes of smuggled e-wastes have been confiscated in t...

From Waste to Resource Management: Reinventing Waste Contracts and Services

workaholism: the new challenge of human resource management

contrary to the most job applicants in iran that haven't been involved with their jobs, physicians spend a large amount of time with high efficiency. continuous hard work in clinic, college and hospital, is very stressful and it is very astonishing that physicians spend a large amount of time in such workplaces. this paper explains workaholic behaviors of physicians and their causes. popul...

ترجمه و نقد کتاب the justification of science and the rationality of religious belife

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