Tag: Sea

Long- term changes in the CHl-a levels in the Black Sea
Illustration in a set of graphics prepared for a pilot assessment report on the Black Sea drainage basin, for the UNEP Global Impact on Waters Assessment (GIWA). All data and information were prepared in close collaborat...
07 Nov 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Nutrients in the Varna Bay and the Romanian Black Sea costal area
Illustration in a set of graphics prepared for a pilot assessment report on the Black Sea drainage basin, for the UNEP Global Impact on Waters Assessment (GIWA). All data and information were prepared in close collaborat...
07 Nov 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Fish catch in the Black Sea over the last 30 years
Illustration in a set of graphics prepared for a pilot assessment report on the Black Sea drainage basin, for the UNEP Global Impact on Waters Assessment (GIWA). All data and information were prepared in close collaborat...
07 Nov 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Monthly changes in the Danube discharge measured at the Ceatal Izmail station
Illustration in a set of graphics prepared for a pilot assessment report on the Black Sea drainage basin, for the UNEP Global Impact on Waters Assessment (GIWA). All data and information were prepared in close collaborat...
10 Mar 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Fish landings and fishing fleet in the Black Sea, 1975-1995
Illustration in a set of graphics prepared for a pilot assessment report on the Black Sea drainage basin, for the UNEP Global Impact on Waters Assessment (GIWA). All data and information were prepared in close collaborat...
07 Nov 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Species diversity in the world's seas
The graphic compares the amount of diversity of marine mammals, sharks, molluscs, birds, shrimp and lobsters in various sea regions. Coral reefs are among the most productive and diverse of all natural ecosystems. Recent...
28 Sep 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
The decrease of Arctic sea ice, minimum extent in 1982 and 2007, and climate projections [Norwegian]
Sattelite observations of the september extent of sea ice in the Arctic shows in 2007 shows a 23% decrease from the previous minimum, in 2005, and 39% below the average minimum extent for the time period 1979-2000. The b...
28 Sep 2005 - by Hugo Ahlenius, UNEP/GRID-Arendal
Coastal Arctic food web (drift ice)
The coastal Arctic food web is closely related to drift ice conditions and seasonal use of shorelines by both terrestrial and sea mammals. Numerous species depend upon each other and the transport of food to and from the...
28 Sep 2005 - by UNEP/GRID-Arendal
The decrease of Arctic sea ice, minimum extent in 1982 and 2007, and climate projections
Sattelite observations of the september extent of sea ice in the Arctic shows in 2007 shows a 23% decrease from the previous minimum, in 2005, and 39% below the average minimum extent for the time period 1979-2000. The b...
01 Dec 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Global International Waters Assessment (GIWA) case studies
The Global International Waters Assessment (GIWA) is an example of a comprehensive strategic assessment designed to identify priorities for remedial and mitigatory actions in international waters. This graphic shows GIWA...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Aral Sea: trends and scenarios
The demise of the Aral Sea was caused primarily by the diversion of the inflowing Amu Dar'ya and Syr Dar'ya rivers to provide irrigation water for local croplands. This graphic shows the disappearance of the Aral Sea fro...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Sea level change: estimations and predictions
This resource includes four graphics that explain sea level change, an expected consequence of climate change. The first graphic, 'Relative Sea Level Over the Past 300 Years', shows the changes in sea level rise, in metr...
17 May 2005 - by UNEP/GRID-Arendal
Causes of sea level rise from climate change
A significant sea level rise is one of the major anticipated consequences of climate change. This graphic explains the causes of sea level change according to the Intergovernmental Panel on Climate Change (IPCC). It expl...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Shrinking of the Aral Sea: socio-economic impacts
Over the past 30 years, the Aral Sea in the former Soviet Union has shrunk to less than half of its original size. This graphic shows the Aral Sea as it was in 1960 and as it appeared in 2001. It shows that a former fish...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Barents Region, topography and bathymetry
The Barents Region is in the Arctic and covers the area of Western Russia and the northern areas of Finland, Sweden and Norway. The Barents Sea has anaverage depth 230 m, bordered by the shelf edge towards the Norwegian ...
01 Jul 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Barents Region, topography and bathmetry
The Barents region is in the Arctic and covers the area of Western Russia and the northern areas of Finland, Sweden and Norway. The Barents Sea has an average depth 230 m, bordered by the shelf edge towards the Norwegian...
04 Oct 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Arctic, topography and bathymetry (topographic map)
The Arctic is extremely diverse in terms of landscapes, varying from pack and drift ice to rugged shores, flat coastal plains, rolling hills and mountains surpassing 6000 metres above sea level (Denali, 6,194 m asl, in s...
04 Oct 2005 - by Hugo Ahlenius, UNEP/GRID-Arendal
Arctic, topography and bathymetry
(See http://maps.grida.no/go/graphic/arctic-topography-and-bathymetry1 for an updated version of this map) The Arctic is extremely diverse in terms of landscapes, varying from pack and drift ice to rugged shores, flat co...
04 Oct 2005 - by Hugo Ahlenius, UNEP/GRID-Arendal
Moldova, topographic map
Moldova is located in Eastern Europe, northeast of Romania, comprising of 33,843 sq km. It has a population of 4,455,421 (2005). Major environmental concerns are: heavy use of agricultural chemicals, including banned pes...
04 Oct 2005 - by Philippe Rekacewicz, Emmanuelle Bournay, UNEP/GRID-Arendal
Barents Region, topography and bathymetry
The Barents Region is in the Arctic and covers the area of Western Russia and the northern areas of Finland, Sweden and Norway. The Barents Sea has anaverage depth 230 m, bordered by the shelf edge towards the Norwegian ...
01 Jul 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal