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31-40 of 41 for the Category : Commerce, Trade & Industry and the Subcategory : Technologies - Commerce, Trade & IndustryRenewable Energy & Energy Efficiency
( Article Type: Overview )
Modern Renewable Energy Systems and Energy Efficient Options are technically mature, commercially established, readily accessible and they are more or less just as expensive (or cheap) as the conventional option of grid.
Read more about Renewable Energy & Energy EfficiencySanitation
( Article Type: Explanation )
Sanitation encompasses a number of different issues that address the need to safely dispose of the waste products from human activities without irreversible harm to the natural environment.
Read more about SanitationScrubber
( Article Type: Explanation )
A 'scrubber' is the common term used to describe a piece of equipment that is designed to remove or 'scrub' toxic gases and other materials from the gases emerging from a chimney.
Read more about ScrubberSurface Mining
( Article Type: Explanation )
Mining, by its very nature, is not sustainable into the future. Through the process of mining, finite natural resources, in the form of minerals, are extracted from the Earth’s crust, beneficiated and consumed by our society.
Read more about Surface MiningSuspended Solids
( Article Type: Explanation )
Suspended solids are a natural occurrence but human activities can contribute substantially to increased levels of suspended solids, which will have an overall negative effect on water quality.
Read more about Suspended SolidsSustainable Development
( Article Type: Explanation )
The most commonly used definition of Sustainable Development is: 'Development that meets the needs of the present without compromising the ability of future generations to meet their own needs'.
Read more about Sustainable DevelopmentTriple-Bottom-Line
( Article Type: Explanation )
This theory suggests that true sustainable development in business must consider not just the financial 'bottom line' of prosperity and profit, but also other 'bottom lines' such as environmental quality and social equity.
Read more about Triple-Bottom-LineUsed Oil
( Article Type: Explanation )
In South Africa, about 82 million litres of used oil is collected per annum. Unless recovered, this used oil poses a serious hazard to the environment and to the country's groundwater resources in particular.
Read more about Used OilWaste Management
( Article Type: Overview )
Waste management in South Africa is based on the principles of the White Paper on Integrated Pollution and Waste Management (IP&WM) and the National Waste Management Strategy (NWMS) published by the Department of Environmental Affairs and Tourism in
Read more about Waste ManagementWave Energy
( Article Type: Explanation )
The marine environment is the next major frontier for the harnessing of energy, with vast amounts of energy potentially available in the waves (driven by the wind) and tides (driven by the moon) of the seas worldwide.
Read more about Wave Energy
