Tag: Food

Nigeria and the freshwater challenge
Out of the total precipitation reaching Nigeria, it can be separated into green and blue water. Green water (79% of the precipitation) represents the fraction of rainfall that generates soil moisture and which supports t...
02 Nov 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Agriculture in Africa, value added out of GDP
For the future of Africa, agriculture remains one of the most important issues. A majority of the population, especially outside urban areas, are involved in agriculture, and food security is one of the most important is...
02 Nov 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Africa: policy on genetically modified organisms (GMO) and genetically engineered (GE) foods
The Cartagena protocol on biosafety, a supplement to the convention on biological diversity, has strong support in Africa, with a majority of the countries as signatories. In addition, several countries have, in the past...
02 Nov 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Share of food in total household expenses (Azerbaijan, Kazakhstan, Turkmenistan)
In all the areas bordering on the Caspian, priority must be given to diversifying activities and investment. Particular attention should be given to sectors such as tourism, agriculture and food production as well as ser...
29 Nov 2007 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Discharge of pollutants in the Caspian Sea - mercury and cadmium
Mercury and Cadmium are classified as toxic metals, and are persistant pollutants in the environment, that stays in the system and is accumulated through the food chains. The main release of these pollutants are on the w...
29 Nov 2007 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Comb-jelly (Mnemiopsis leidyi) spreading through the Caspian Sea (invasive species)
The comb jelly (Mnemiopsis leidyi) is well adapted to the habitat (salinity, temperature, and food range) and reproduces faster than endemic species. As it eats the same food as them, it has had a drastic effect on their...
04 Oct 2007 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Climate change vulnerability in Africa
Multiple stresses make most of Africa highly vulnerable to environmental changes, and climate change is likely to increase this vulnerability. This graphic shows which of the regions of Africa (North Africa, West Africa,...
17 May 2005 - by Delphine Digout, Revised by Hugo Ahlenius, UNEP/GRID-Arendal
Climate change vulnerability in Africa
Multiple stresses make most of Africa highly vulnerable to environmental changes, and climate change is likely to increase this vulnerability. This graphic shows which of the regions of Africa (North Africa, West Africa,...
20 Sep 2005 - by Delphine Digout, Revised by Hugo Ahlenius, UNEP/GRID-Arendal
Crushed by war - world conflicts
For people in countries at war or subject to economic embargos many goods are scarce, food and water constituting the most crucial shortages. But they also have to deal regularly with death and injury. In such countries ...
01 Feb 2006 - by Emmanuelle Bournay, UNEP/GRID-Arendal
Nutrition in Central Asia [Russian]
In the year 2000 the Aral Sea region did not have properly balanced nutitional elements in food production and the supply was lower than demand. For the year 2020 the demand is predicted to grow and without preventing ma...
14 Feb 2006 - by I. Atamuradova, V. Yemelin, P. Rekacewicz, UNEP/GRID-Arendal
Nutrition in Central Asia
In the year 2000 the Aral Sea region did not have properly balanced nutitional elements in food production and the supply was lower than demand. For the year 2020 the demand is predicted to grow and without preventing ma...
14 Feb 2006 - by I. Atamuradova, V. Yemelin, P. Rekacewicz, UNEP/GRID-Arendal
Can the Aral Sea produce enough food?
The Aral Sea is facing a challenge in producing enough food for the surrounding area. In all predictive models of climate change rate the region will be in for hard times when it comes to producing food by the year 2020.
14 Feb 2006 - by I. Atamuradova, V. Yemelin, P. Rekacewicz, UNEP/GRID-Arendal
Can the Aral Sea produce enough food? [Russian]
The Aral Sea is facing a challenge in producing enough food for the surrounding area. In all predictive models of climate change rate the region will be in for hard times when it comes to producing food by the year 2020....
14 Feb 2006 - by I. Atamuradova, V. Yemelin, P. Rekacewicz, UNEP/GRID-Arendal
Water, irrigated cropland percentage by region
Irrigated land currently produces 40% of the world’s food on 17% of the world’s land. A broadening of irrigation and more effective rain fed agriculture will be necessary to meet the need for increasing agricultural outp...
02 Nov 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Water requirements for food production 1960-2050
The requirements for water in agriculture in developing countries will need to increase in order to meet the Millennium Development Goal 1, target 2 'Halve, between 1990 and 2015, the proportion of people who suffer from...
02 Nov 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Pathways of contaminants to the Arctic
Many POPs (persistent organic pollutants), heavy metals and other contaminants from emissions further south are accumulated in Arctic food chains and ultimately in indigenous peoples. This process is often referred to as...
06 Dec 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Water towers of Asia - glaciers, water and population in the greater Himalayas-Hindu Kush-Tien Shan-Tibet region
The Himalayas–Hindu Kush, Kunlun Shan, Pamir and Tien Shan mountain ranges function as water towers, providing water to people through much of Asia. The glacier-fed rivers originating from the Himalaya mountain ranges su...
01 Jun 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Population size of Peary caribou in the Canadian Arctic islands
In northwestern North America, recent warming has led to a dramatic increase in the number of days of above freezing temperatures during the migration period for the caribou (Rangifier tarandus). Thawing and subsequent r...
01 Jun 2007 - by Hugo Ahlenius, UNEP/GRID-Arendal
Bad harvests in South Niger
In Niger, one of the world's poorest countries, people are far more concerned about the availability of food than its quality. In some areas, particularly in August and September when one crop runs out and the next is no...
29 Nov 2007 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Effects of enhanced UV-B radiations on crops
Experiments on food crops have shown lower yields for several key crops such as rice, soy beans and sorghum. The plants minimize their exposure to UV by limiting the surface area of foliage, which in turn impairs growth....
29 Nov 2007 - by Emmanuelle Bournay, UNEP/GRID-Arendal
Previous | 1 2 3 4 5 6 7 8 | Next