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Tag: Water pollution

Organic water pollutants from point sources
Organic-matter pollution in industrial wastewater was documented by MED POL through an inventory of industrial point sources of pollution in 2003. The areas with the highest Biochemical Oxygen Demand (BOD) are the south...
19 Nov 2013 - by GRID-Arendal
Contrast between contemporary and pre-disturbance transports of total nitrogen through inland aquatic systems resulting from anthropogenic acceleration of this nutrient cycle
While the peculiarities of individual pollutants, rivers, and governance define the specific character of water pollution, the general patterns observed for nitrogen are representative of anthropogenic changes to the tra...
30 Nov 2007 - by Philippe Rekacewicz, Emmanuelle Bournay, UNEP/GRID-Arendal
Balkans: hazardous industrial sites, water pollution and mining hot spots
The environmental legacy associated with extraction industries is all too familiar. Badly operated or abandoned mining sites have already caused severe pollution, some with impacts spilling across national boundaries: he...
30 Nov 2007 - by UNEP/DEWA/GRID-Europe
Regional trends in biological oxygen demand
The graphic is a global comparison of the biological oxygen demand measured in milligrams per litre. It covers the years from 1976 - 2000. The biological oxygen demand refers to the amount of oxygen required by aerobic m...
28 Sep 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Iceland, topographic map
Iceland is located in Northern Europe, is an island between the Greenland Sea and the North Atlantic Ocean, northwest of the UK, comprising 103,000 sq km. It has an estimated population of 296,737 (2005). Major environme...
04 Oct 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Kyrgyz Republic, topographic map
The Kyrgyz Republic (Kyrgyzstan) is located in Central Asia, west of China, comprising of 198,500 sq km. It has a population of 5,146,281 (2005). Major environmental concerns are: water pollution; many people get their w...
04 Oct 2005 - by Philippe Rekacewicz, Emmanuelle Bournay, UNEP/GRID-Arendal
Mining waste emissions to land and water in Australia
PRTRs (Pollutant Release and Transfer Registers) are databases of chemical releases to air, land and water from factories or other sources. Targeting a broad public audience, they support our right to information on toxi...
01 Oct 2006 - by Emmanuelle Bournay
Oil pollution in Azerbaijan
There are hundreds of abandoned oil wells in Azerbaijan, and thousands in Kazakhstan, many of which have been submerged by the rising sea. There are reports of big leaks into the water, killing waterfowl and fish. Thousa...
29 Nov 2007 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Oil spill off the coast of Apsheron peninsula
Thousands of hectares of soil on Azerbaijan’s Apsheron peninsula are unsuitable for agricultural use due to oil spills. The largest of these oil spills happened in May 1996. Oil extraction is happening off shore, in the ...
29 Nov 2007 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Environment and security priority areas in the Southern Caucasus (poster) [Russian]
Peacefully resolving the overriding political, economic and social concerns of our time requires a multifaceted approach, including mechanisms to address the links between the natural environment and human security. UNDP...
01 Nov 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Environment and security priority areas in the Southern Caucasus (poster)
Peacefully resolving the overriding political, economic and social concerns of our time requires a multifaceted approach, including mechanisms to address the links between the natural environment and human security. UNDP...
01 Nov 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
National environment and security issues in Azerbaijan
Peacefully resolving the overriding political, economic and social concerns of our time requires a multifaceted approach, including mechanisms to address the links between the natural environment and human security. UNDP...
01 Nov 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Environment and security priority areas in the Southern Caucasus
Peacefully resolving the overriding political, economic and social concerns of our time requires a multifaceted approach, including mechanisms to address the links between the natural environment and human security. UNDP...
01 Nov 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Environment and security issues in Ukraine
Compared to its neighbours, Ukraine has a very low Environmental Sustainability Index (ESI) (ranking 108 out of 146 countries; Esty et al. 2005). This is primarily due to the high energy and pollution-intensity of its in...
01 Nov 2007 - by Viktor Novikov, UNEP/GRID-Arendal
Environment and security issues in Moldova
Since water resources are of particular importance to Moldova, water pollution is viewed as a nationally significant threat. Moldova does not have large lakes, and all its larger rivers originate outside its borders. the...
01 Nov 2007 - by Viktor Novikov, UNEP/GRID-Arendal
Water competition between cities and agriculture
It is estimated that water pollution denies close to 1.3 billion people (20% of the global population in 2000) access to clean water supplies. In 1986, WHO reported that there were 250 million new cases of waterborne dis...
26 Jan 2009 - by Philippe Rekacewicz