Tag: Sea

Biodiveristy in Central Asia [Russian]
Caspian and Balkhash endemic species are under threat of extinction. It is estimated that ten percent of total area needs to be protected in order to sustain development and the countries of the region are seriously behi...
14 Feb 2006 - by I. Atamuradova, V. Yemelin, P. Rekacewicz, UNEP/GRID-Arendal
Environment in Central Asia
There are 25 billion tonnes of waste just from mining and metal production in Central Asia. The most effected areas are highlighted based on a variety of different types of environmental damage such as desertification an...
14 Feb 2006 - by I. Atamuradova, V. Yemelin, P. Rekacewicz, UNEP/GRID-Arendal
Energy consumption in Central Asia
Industry in Central Asia consumes two hundred to three hundred more energy than in Western Europe. The levels of productivity based on consumption of electricity and gross domestic product is noticeably lower in Central ...
14 Feb 2006 - by I. Atamuradova, V. Yemelin, P. Rekacewicz, UNEP/GRID-Arendal
Health in Central Asia
Central Asia has a very high infant mortality rate and many other major health problems. This graphic shows some of the main causes of death as well as infant mortality and life expectancy rates for the region.
14 Feb 2006 - by I. Atamuradova, V. Yemelin, P. Rekacewicz, UNEP/GRID-Arendal
Water withdrawal and availability in Aral Sea basin
Agriculture is a mainstay of Central Asia’s economy. With the economic crisis following independence it has become even more important. Agriculture being almost entirely dependent upon irrigation, access to water is of s...
16 Mar 2006 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Arctic map, political
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...
16 Sep 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Projected changes in the Arctic climate, 2090 - with shipping routes
The averages of the scenarios in the Arctic Climate Impact Assessment (ACIA) are presented in this figure, for the year 2090, with the surface temperatures over land, the size of the polar ice cap, and the outer limits o...
16 Sep 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Barents Sea vulnerability index
Areas that are vulnerable to pollution from oil and chemical spills where identified using a multiple index in a geographical analysis. Factors, including shoreline sensitivity, corals, benthic conditions, sea birds, mar...
06 Dec 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Barents Sea - Oil free zones
Proposal from the World Wildlife Fund for Nature (WWF) for permanent petroleum-free zones in the Barents Sea. Areas covered with ice for parts of the year are also included in the proposed zones. The map has been drawn u...
01 Nov 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Fossil fuel resources and oil and gas production in the Arctic
The Arctic has been opened up for increased exploration of petroleum, gas and mining activities. The Barents Sea, the Mackenzie Valley in Canada and the Alaskan North Slope, are the areas of chief interest at the moment....
06 Dec 2006 - by Philippe Rekacewicz & Hugo Ahlenius UNEP/GRID-Arendal
Antarctica, showing rates of surface-elevation change derived from satellite radar-altimeter measurements
The figure shows rates at which the ice-sheet mass was estimated to be changing based on radar-altimeter data (black), mass-budget calculations (red), and satellite gravity measurements (blue). Rectangles depict the time...
01 Jun 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Trends in permafrost temperatures and active-layer thickness, Northern Tien Shan mountains
Mountain permafrost in Central Asia occupies approximately 3.5 million square kilometers and makes up about 15 per cent of the total permafrost area in the Northern Hemisphere. The climatic variations during the 20th ce...
01 Jun 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Northern Sea Route and the Northwest Passage compared with currently used shipping routes
Climate models project that summer sea ice in the Arctic Basin will retreat further and further away from most Arctic landmasses, opening new shipping routes and extending the navigation season in the Northern Sea Route ...
01 Oct 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Trends in sea level, 1870-2006
Coastal and island tide-gauge data show that sea level rose by just under 20 cm between 1870 and 2001, with an average rise of 1.7 mm per year during the 20th century and with an increase in the rate of rise over this pe...
01 Jun 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Projected sea-level rise for the 21st century
The projected range of global averaged sea-level rise from the IPCC 2001 Assessment Report for the period 1990 to 2100 is shown by the lines and shading. The updated AR4 IPCC projections made are shown by the bars plotte...
01 Jun 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Effects of sea-level rise on water resources of small islands and low-lying coastal areas
The water resources of small islands and low-lying coastal areas are very susceptible to sea-level rise. This figure illustrates the direct impacts on the water resources sector, as well as the plethora of higher-order i...
01 Jun 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Arctic sea ice minimum extent in September 1982 and 2005
The red line indicates the median minimum extent of the ice cover for the period 1979–2000. This figure compares the Arctic sea-ice extent in September for the years 1982 (the record maximum since 1979) and 2005 (the rec...
01 Jun 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Cryosphere - winter seasons, Northern and Southern Hemispheres
Seasonal variation in the extent of ice and snow cover is greatest in the Northern Hemisphere. Imagine the Earth with white caps on the top and bottom. The top cap increases by a factor of six from summer to winter, whil...
01 Jun 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Population, area and economy affected by a 1 m sea level rise (global and regional estimates, based on today's situation)
Even for today’s socio-economic conditions, both regionally and globally, large numbers of people and significant economic activity are exposed to sea-level rise. The densely populated megadeltas are especially vulnerabl...
01 Jun 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Trends in Arctic sea ice extent in March (maximum) and September (minimum) in the time period of 1979–2008
For the Northern Hemisphere (primarily the Arctic), observations using remote sensing technologies have been used to measure the extent and the to assess the development. Despite considerable year-to-year variability, si...
18 Apr 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal