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Tag: Environmental pollution

The Himalayas - SLCPs in High Elevation Regions
SLCPs, especially BC and co-pollutants, are major contributors to the South Asian atmospheric brown cloud, with important consequences for monsoon rainfall and glacier retreat. Fast action on SLCPs could help slow the ra...
19 Jun 2014 - by GRID-Arendal
What are Short-Lived Climate Pollutants?
SLCPs are substances with a relatively short lifetime in the atmosphere – a few days to a few decades – and a warming effect on near term climate. The main SLCPs are BC, CH4, tropospheric O3, and many HFCs. A reduction i...
20 Jun 2014 - by GRID-Arendal
Environmental hotspots on the Mediterranean coast
A graphic overview identifying the environmental hotspots and ares of major environmental concern on the coast of the Mediterranean Sea.
19 Nov 2013 - by GRID-Arendal
Carbon dioxide emissions in Zimbabwe
Zimbabwe has done well in phasing out ozone depleting substances, reaching the target five years ahead of the 2015 deadline set by the Montreal Protocol (Government of Zimbabwe 2010). The extent of carbon emissions is no...
14 Oct 2013 - by GRID-Arendal
Hazards in and around the Caspian
The map highlights the various environmental hazards around the Caspian Sea.
17 Oct 2013 - by GRID-Arendal
Pesticides and heavy metals in sediments
Several pollutants such as HCB, DDT and lindane were investigated during the 2001 survey. Generally, concentrations were low, except that of DDT and its compounds which exceeded NOAA quality standards at a number of loca...
17 Oct 2013 - by GRID-Arendal
Heavy metals in sediments
According to the first monitoring programme, 23 metals were found in Caspian Sea sediments. Some of the most significant results show: Arsenic (As) concentrations were fairly high in the region and, in some areas, exceed...
17 Oct 2013 - by GRID-Arendal
Cheleken Peninsula pollution sources
The figure shows the sources of pollution in the Cheleken Peninsula.
17 Oct 2013 - by GRID-Arendal
Merury management options
Several stabilization technologies exist: chemical transformation into a more stable, less mobile chemical compound; micro-encapsulation, the embedding of particles in an impermeable matrix such as cement; and macro-enca...
11 Oct 2013 - by GRID-Arendal
Minamata mercury events timeline
The events which lead to the government's decision on the revitalization and development of local communities.
11 Oct 2013 - by GRID-Arendal
Biofuel Production
The plants grown for biofuel production absorb CO2 from the atmosphere and combustion of the biofuel releases only the CO2 previously absorbed by the plant.
01 Oct 2008 - by Emmanuelle Bournay, UNEP/GRID-Arendal
Cell phone composition
It is impossible to detail all the types of waste directly or indirectly involved in manufacturing mobile phones. In developed countries production processes manage to keep sensitive materials in a closed circuit, witho...
01 Oct 2006 - by Cécile Marin
Health in Central Asia, mortality, infant mortality, infectious diseases and cancer
Health issues are of particular note in Central Asia with a high incidence of environmental pollution, and economies in transition. This graphic shows the relative numbers of mortality, infant mortality, deaths by infect...
11 Feb 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Health in Central Asia, mortality, infant mortality, infectious diseases and cancer [Russian]
Health issues are of particular note in Central Asia with a high incidence of environmental pollution, and economies in transition. This graphic shows the relative numbers of mortality, infant mortality, deaths by infect...
11 Feb 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Industrial pollution and waste hotspots in the Ferghana Valley
Mercury mining, uranium mining, chemical and textile industries, oil facilities and processing plants which contribute to the contamination of the soil with highly toxic heavy metals are recognized as environmental chall...
16 Mar 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