Graphics Library >> Europe

Tag: Europe

World's surface water: evaporation and runoff
Because much of the world’s surface water is far from concentrations of human settlements, not all of it is readily usable. Some facts concerning global freshwater concentrations: - It is estimated that the freshwater ...
26 Jan 2009 - by Phillippe Rekacewicz (Le Monde diplomatique), February 2006
The contribution of climate change to declining water availability
The real concern for the future, in the context of changing patterns of rainfall, is the decrease of run-off water which may put at risk large areas of arable land. The map shows how seriously this issue must be taken, w...
26 Jan 2009 - by Philippe Rekacewicz (Le Monde diplomatique)
Biological oxygen demand - BOD: 1976-2008
The availability of oxygen is one of the most important indicators of the condition of a water body, because dissolved oxygen, or DO, (the amount of oxygen dissolved in water) is necessary for most aquatic organisms, inc...
26 Jan 2009 - by Phillippe Rekacewicz, February 2006
En Europe, le nombre d'espèces d'oiseaux champêtres a connu une forte baisse au cours des dernières décennies, essentiellement du fait de l'intensification agricole
Gregory, R. 2009. “Data for European common farmland birds”. January 14, 2009, personal e-mail (January 14, 2009)
08 Jun 2009 - by Hugo Ahlenius, UNEP/GRID-Arendal
Regional flood vulnerability
Since Asia comprises a large portion of the World’s popula- tion, and more than 40% of all the foods in the world occur in Asia, a large number of people are affected by disasters (Fig. 14). More than 40% of the peo...
06 Dec 2010 - by Riccardo Pravettoni
Qanat
A qanat is a water management system used to secure reliable water supply to human settlements or irrigation in semi-arid and arid regions. Probably originating in Persia, the qanat system has been adopted and developed ...
06 Dec 2010 - by Riccardo Pravettoni
Recent flood events in the Hindu Kush-Himalaya region
Since Asia comprises a large portion of the World’s popula- tion, and more than 40% of all the foods in the world occur in Asia, a large number of people are affected by disasters (Fig. 14). More than 40% of the peo...
03 Feb 2010 - by Riccardo Pravettoni
Previous | 1 2 3 4 5 6 7