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Tag: Pressure

Population growth in Sub-Saharan and Central Africa and Population density projection in Congo Basin
As populations are rapidly rising in the Greater Congo Basin, so is the pressure on great ape habitat, and even more, the numbers killed relative to the gorilla populations to supply bushmeat.
01 Feb 2010 - by UNEP/GRID-Arendal
PCB and DDT in Guillemot eggs, Baltic proper (1972-1994)
The graphic shows PCB and DDT in Guillemot eggs, Baltic proper (1972-1994). To assess the current contaminant pressure on the common guillemot (Uria aalge) living there, the amount of DDT and PCB in Guillemot eggs were m...
13 Feb 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Annual deforestation in the Amazon and resulting CO2 emissions
According to the World Resources Institute,Brazil had the highest carbon dioxide equivalent emissions in the region in 2001, primarily due to changes in land use.) Most of the region’s forests are in South America, parti...
17 May 2005 - by UNEP/GRID-Arendal
Global Biofuel Production
Demand for land for production of biomass for energy is putting increasing pressure on forests. Energy security concerns, high oil prices and climate mitigation policies aimed at replacing fossil fuels with renewabl...
20 Jun 2009 - by Philippe Rekacewicz assisted by Cecile Marin, Agnes Stienne, Guilio Frigieri, Riccardo Pravettoni, Laura Margueritte and Marion Lecoquierre.
The DPSIR Framework
DPSIR is a general framework for organising information and reporting about state of the environment covering Driving forces, Pressures, State of the environment, Impacts and Responses. The idea of the framework was howe...
28 Sep 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Tropical cyclone frequency
Tropical cyclones, or hurricanes or typhoons, are storm weather systems, characterised by a low pressure centre, thunderstorms and high windspeeds. As the name testifies, these occur in the areas between the tropics, in ...
09 Oct 2007 - by Emmanuelle Bournay, UNEP/GRID-Arendal
Global International Waters Assessment Tools
Global International Waters Assessment's (GIWA) assessment tools for monitoring the world's water resources, incorporating five major environmental concerns and application of the DPSIR framework (driving forces-pressure...
17 May 2005 - by UNEP/GRID-Arendal
DPSIR framework for State of Environment Reporting
The DPSIR framework (Driving Forces-Pressures-State-Impacts-Responses) is used to assess and manage environmental problems. Driving forces are the socio-economic and socio-cultural forces driving human activities, which ...
17 May 2005 - by Delphine Digout, UNEP/GRID-Arendal
Freshwater stress and risk
One study suggests that although global water conditions may worsen by 2025 due to population pressure, climate change could have a net positive impact on global water resources. NB! Note that other studies indicate tha...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Caspian Sea and the world: the stage and the actors
The Caspian Sea region presents a wealth of opportunities in various aspect, including bioresources, transport corridors, and not ecotourism. These new ventures may bring increased prosperity, but they also put pressure...
29 Nov 2007 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Biodiversity in the Caspian Sea (Approximate numbers)
The region presents a wealth of opportunities in other areas, including bioresources, transport corridors, and not least ecotourism. These new ventures may bring increased prosperity, but they also put pressure on tradit...
22 Feb 2007 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Total sturgeon catch in the Caspian Sea, 1932-2000
Pressure from the international community having raised awareness of its value as a bio-resource, the region is now struggling to save the sturgeon. To protect the vulnerable fish species more then 100 million sturgeon a...
29 Nov 2007 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Tropical cyclone frequency
Tropical cyclones, or hurricanes or typhoons, are storm weather systems, characterised by a low pressure centre, thunderstorms and high windspeeds. As the name testifies, these occur in the areas between the tropics, in ...
01 Feb 2006 - by Emmanuelle Bournay, UNEP/GRID-Arendal
Land issues in the Ferghana valley
The high demographic pressure on limited land resources coincides with a lack of jobs and economic prospects especially in marginalized areas but increasingly in the irrigated areas of Uzbekistan. These factors are trigg...
16 Mar 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Population density in the Ferghana Valley province
Given the importance of agriculture for the whole Ferghana basin, natural resources such as land and water have historically been amongst the most important factor in this regions development. The size of the population ...
31 Oct 2006 - by Viktor Novikov, UNEP/GRID-Arendal
Arctic temperature anomaly patterns
Natural climate variability is organized into spatial patterns of high and low pressure regions, represented by the Arctic Oscillation (also called the Northern Annular Mode) and North Pacific patterns in the Northern...
01 Jun 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Severity of land degradation
The highest levels of land degradation is in Europe. Specifically degraded soils are found especially in semi-arid areas (Sub-Saharan Africa, Chile), areas with high population pressure (China, Mexico, India) and regions...
29 Nov 2007 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Surface Temperature
At the regional, ocean basin scale, the area between the insulating sea-ice cover and the open ocean (known as the ice margin) is characterized by particularly strong temperature gradients during winter, favoring the dev...
27 Oct 2009 - by Riccardo Pravettoni, UNEP/GRID-Arendal
Under siege - Gorrila territory affected by war, mining and logging
The pressure on protected areas by militias and refugees in Eastern DRC.
01 Mar 2010 - by Riccardo Pravettoni
States, organizations and strategical issues in the Arctic: People across borders
Through numerous fora, Arctic peoples now seek to define a sustainable balance in their participation between the cash economy and their traditional pursuit. Their right to influence the future of the coastal regions is ...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
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