Author:Forbes, P; Labuschagne, KDate:Oct 2009There are numerous compounds present in vehicular exhaust emissions which are of relevance in terms of potential impacts on human health and the environment. The impact of vehicle emissions on air quality is generally estimated from emission ...Read more
Author:Tazvinga, Henerica; Fore, SDate:Mar 2010This paper looks at an energy performance analysis for a photovoltaic, diesel, and battery hybrid power supply system. The procedure starts by the identification of the hourly load requirements for a typical target consumer and the concept ...Read more
Author:Maharajh, Dheepak M; Harilal, ADate:31 Aug 2010The continuous use of fossil fuels is environmentally harmful and unsustainable. Concerns about energy supply, environmental pollution and global warming have triggered the worldwide search for sources of environmentally friendly renewable ...Read more
Author:Gush, Mark BDate:Mar 2005The price of petrol and diesel is going up. This has become a familiar announcement on the news. Oil prices are high due to increased demand, tougher environmental requirements, uncertainties linked to terrorism and instability in the Middle ...Read more