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Tag: Pollution

Hazardous waste generation in 2001 as reported by the Parties to the Basel Convention
Hazardous waste needs to be monitored and controlled from the moment the waste is generated until its ultimate disposal. Proper hazardous waste control requires a plan to reduce the amount of waste generated or the toxic...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Export of waste as reported by Germany, in tonnes, 2001
In 2000 Germany reported sending more than threehundred thousand tonnes of waste to 14 countries. All countries appeared to receive a broad combination of hazardous waste apart from China, which received nearly 50 tonnes...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
What is in a computer
On average a computer is 23% plastic, 32% ferrous metals, 18% non-ferrous metals (lead, cadmium, antimony, beryllium, chromium and mercury), 12% electronic boards (gold, palladium, silver and platinum) and 15% glass. On...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Hazardous waste in Georgia
Economic conditions have led to the almost complete closure of old Soviet era industrial complexes. Neither the Rustavi and Zestafoni chemical and metallurgy plants or the Chiatura and Tkibuli mines still function. Howev...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Import of waste as reported by Australia, in tonnes, 2001
In 2000 Australia imported 1600 tonnes of waste from New Zealand, Norway, French Antarctic and South Africa. This included mostly copper and lead compounds from New Zealand, selenium from Norway and household waste from...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Radioactive, chemical and biological hazards in Central Asia
The Soviet development model for Central Asia was based on building large-scale irrigation schemes enabling the region to become a major cotton producer and expanding the mining and processing industry. Industrial operat...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Hong Kong municipal waste composition
As 1.3 billion Chinese thunder into the great pleasures of consumption, municipal waste is certainly a major environmental concern. This graph shows the amount of waste from 1991 to 2003 in Hong Kong.
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Waste generation from manufacturing industry (by sectors)
Turning raw materials into consumer products generates waste - depending on the technology used, the nature of the raw material processed and how much of it is discarded at the end of the chain. Very often manufacturing ...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Transboundary movements of waste in 2000
Waste, including extremely hazardous waste like radioactive material, toxic heavy metals and poisonous PCBs are routinely being loaded into trucks, and transported across continents. Some is loaded onto ships and export...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Global hazardous waste generation by type as reported by the parties to the Basel Convention for the years 1993-2000
Hazardous wastes can often be recycled in an environmentally sound manner. Wastes that cannot be recycled must be treated to reduce the toxicity and the ability of the constituents to move throughout the environment. Tr...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Contribution of various waste management systems to greenhouse gas emissions, 2002
The disposal and treatment of waste can produce emissions of several greenhouse gases (GHGs), which contribute to global climate change. The most significant GHG gas produced from waste is methane. It is released during ...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Contribution from waste to climate change
The disposal and treatment of waste can produce emissions of several greenhouse gases (GHGs), which contribute to global climate change. The most significant GHG gas produced from waste is methane. It is released during ...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Import waste as reported by Germany, in tonnes, 2001
In 2000 Germany reported sending 317 528 tonnes of waste to 14 countries. All countries appeared to receive a broad combination of hazardous waste apart from China, which received nearly 50 tonnes of household waste. Dur...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Mercury pollution - transport and cycle
Mines use toxic chemicals including cyanide, mercury, and sulphuric acid, to separate metal from ore. The chemicals used in the processing are generally recycled, however residues may remain in the tailings, which in dev...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Different sources of danger and their impacts to the environment
Contaminated groundwater can adversely affect animals, plants and humans if it is removed from the ground by manmade or natural processes. Depending on the geology of the area, groundwater may rise to the surface through...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Composition of transboundary waste
According to the Basel Convention reports, of more than 300 million tonnes of waste (including hazardous and other waste) generated worldwide in 2000, a little less that 2% was exported. However 90% of the exported waste...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Total waste generation in selected OECD countries in mid-1990s
The Basel Convention has estimated the amount of hazardous and other waste generated for 2000 and 2001 at 318 and 338 millions tonnes respectively. However these figures are based on reports from only a third of the coun...
17 May 2005 - by UNEP/GRID-Arendal
Soil polluting activities from selected sources
Contaminants in the soil can harm plants when they take up the contamination through their roots. Ingesting, inhaling, or touching contaminated soil, as well as eating plants or animals that have accumulated soil contami...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Who gets the trash?
As we continually update and invent new products the life of the old ones is getting shorter and shorter. Like shipbreaking, e-waste recycling involves the major producers and users, shipping the obsolete products to As...
07 Nov 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Emissions of organic water pollutants
Pollution emitted in industrial areas represents a threat to human health and the surrounding natural resources. We have a tendency to believe that the production processes are the only source of environmental damage, an...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
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