Tag: Food

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
Global production, prices, and undernourishment
Food production more than doubled (an increase of over 160%) from 1961 to 2003. Over this period, production of cereals—the major energy component of human diets—has increased almost two and a half times, beef and sheep ...
30 Nov 2007 - by Philippe Rekacewicz, Emmanuelle Bournay, UNEP/GRID-Arendal
Number of undernourished children projected in 2050
Food security is likely to remain out of reach for many people. Child malnutrition will be difficult to eradicate even by 2050 (low to medium certainty) and is projected to increase in some regions in some Millennium Ass...
30 Nov 2007 - by Philippe Rekacewicz, Emmanuelle Bournay, UNEP/GRID-Arendal
Changes in agricultural land (pasture and cropland)
For all developing countries over the period 1961–99, expansion of harvested land contributed only 29% to growth in crop production versus the contribution of increases in yields, which amounted to 71%; in sub-Saharan Af...
30 Nov 2007 - by Philippe Rekacewicz, Emmanuelle Bournay, UNEP/GRID-Arendal
Linkages between ecosystem services and human well-being
There are many linkages between categories of ecosystem services and components of human well-being. They includes indications of the extent to which it is possible for socioeconomic factors to mediate the linkage. For e...
30 Nov 2007 - by Philippe Rekacewicz, Emmanuelle Bournay, UNEP/GRID-Arendal
Decline in trophic level of fisheries catch since 1950
A trophic level of an organism is its position in a food chain. Levels are numbered according to how far particular organisms are along the chain from the primary producers, to herbivores, to predators, to carnivores or ...
30 Nov 2007 - by Philippe Rekacewicz, Emmanuelle Bournay, UNEP/GRID-Arendal
Relative changes in food supply (crops and livestock): industrial and developing countries
Over the past 40 years, globally, intensification of cultivated systems has been the primary source (almost 80%) of increased output. But some countries, predominantly found in sub-Saharan Africa, have had persistently l...
30 Nov 2007 - by Philippe Rekacewicz, Emmanuelle Bournay, UNEP/GRID-Arendal
Counting female-headed households
In SSA women make up two-thirds of those infected with HIV/AIDS. This adds additional burdens for women as producers of food and as family caretakers. Labor loss due to illness, need to care for family members and paid e...
03 Jan 2008 - by IAASTD/Ketill Berger, UNEP/GRID-Arendal
Monsanto Corporation's global vegetable seed market share
Food security is a situation that exists when all people, at all times, have physical, social and economic access to sufficient, safe and nutritious food that meets their dietary needs and food preferences for an active ...
03 Jan 2008 - by IAASTD/Ketill Berger, UNEP/GRID-Arendal
Total agricultural output
Substantial gains in agricultural productivity over the past 50 years have reduced rates of hunger and malnutrition, improved the health and livelihoods of many millions of people and stimulated economic growth in numero...
03 Jan 2008 - by IAASTD/Ketill Berger, UNEP/GRID-Are
Multiple stressors in small-scale agriculture
There is a need to develop agricultural policies that both reduce emissions and allow adaptation to climate change that are closer to carbon-neutral, minimize trace gas emissions and reduce natural capital degradation. I...
03 Jan 2008 - by IAASTD/Ketill Berger, UNEP/GRID-Arendal
Price change of selected retail foodstuffs and the percentage of retail value paid to primary
The elimination or the substantial reduction of subsidies and protectionism in industrialized countries, especially for commodities in which developing countries compete such as sugar, groundnuts and cotton is important ...
03 Jan 2008 - by Ketill Berger
Previous | 1 2 3 4 5 6 7 8 | Next