|
An important factor when looking at the region in terms of environment and security is the impact of climate change in Central Asia in general, and Ferghana Valley in particular. By modifying people’s [..]
|
|
|
While the peculiarities of individual pollutants, rivers, and governance define the specific character of water pollution, the general patterns observed for nitrogen are representative of [..]
|
|
|
The environmental legacy associated with extraction industries is all too familiar. Badly operated or abandoned mining sites have already caused severe pollution, some with impacts spilling across [..]
|
|
|
Kara-Bogaz-Gol is a lowland area that forms a highly saline bay on the east side of the Caspian Sea, in Turkmenistan. In Soviet times it was decided to set up a dam to block the flow of saline water [..]
|
|
|
Kara-Bogaz-Gol is a lowland area that forms a highly saline bay on the east side of the Caspian Sea, in Turkmenistan. In Soviet times it was decided to set up a dam to block the flow of saline water [..]
|
|
|
A central component in preventing loss of biodiversity and
ecosystem services, such as provisioning of water, from
expanding agricultural production is to limit the trade-off
between economic [..]
|
|
|
Water scarcity in terms of drought or depleted groundwater
could therefore have great impacts on livestock and rangelands.
These interactions are also complex. While drought can
directly threaten [..]
|
|
|
Phosphorus is naturally present in water, primarily as inorganic and organic phosphates. Phosphates can enter aquatic environments in several ways: from the natural weathering of minerals in the [..]
|
|
|
Although freshwater ecosystems such as rivers, lakes and wetlands occupy less than 2% of the earth’s total land surface, they provide a wide range of habitats for a significant proportion of the [..]
|
|
|
Reservoirs are artificial lakes, produced by constructing physical barriers across flowing rivers, which allow the water to pool and be used for various purposes. The volume of water stored in [..]
|
|
|
Mixing ratio of methane in the air above the water surface measured along a ship’s route in September 2005. The dotted line shows the Latitude-specific monthly average of 1.85 parts per million by [..]
|
|
|
Fuelwood and charcoal from forests
have long provided energy for
heating, cooking and industry. Almost
90 per cent of the wood harvested in
Africa, and 40 per cent in Asia and the
Pacific, is [..]
|
|
|
The use of fertilizers accounts for approximately 50% of
the yield increase, and greater irrigation for another substantial
part (FAO, 2003). Current FAO projections in
food demand suggest that [..]
|
|
|
As nearly half of the world’s cereal production is used to produce
animal feed, the dietary proportion of meat has a major influence on
global food demand (Keyzer et al., 2005). With meat [..]
|
|
|
Food losses in the field (between planting and harvesting) could
be as high as 20–40% of the potential harvest in developing
countries due to pests and pathogens (Kader, 2005). Postharvest
losses [..]
|
|
water OR waste searches for either of these words
oceans AND biodiversity searches for blocks with both words
pollution NEAR water searches for blocks with either of these words, with them being closer ranks higher
"climate change" searches for this phrase