Countering the view that global trade is necessarily harsh on the environment, the researchers contended: «A market shift
from irrigated, chemical input - intensive growing areas such as the U.S. and China toward rain - fed and less intensive areas in sub-Saharan Africa and parts of Brazil and India would bring significant net environmental gains.»
Gornitz et al. (1997) estimate that evapotranspiration of water
from irrigated land leads to an increase in atmospheric water content and hence a fall in sea level of 0.14 to 0.15 mm / yr.
Corn ethanol made
from irrigated crops, for example, can use more than 1,000 times more water than oil refining, according to calculations by Sandia National Laboratory.
This work demonstrates that SuperU can reduce N2O emissions
from irrigated cropping systems, but the results suggest that there is a crop - dependent effect.
Along with the hot summer, annual precipitation for 2003 was as much as 12 inches (300 millimeters) below normal, leaving most of Europe in a drought.21 Damages to the agricultural sector were estimated at more than U.S. $ 16 billion (more than $ 13 billion).3, 21 Many areas saw an increase in wildfires, while low water levels in major rivers led to problems ranging
from irrigating crops to cooling power plants.4, 21,22
Not exact matches
Prospects for
irrigated crops and most livestock - related production, however, remain subdued (see «Box A: The Recovery
from the Drought» for further details).
Their branches were flourishing and their fruits were shining, their roots were
from an immortal land And a river of gladness
irrigating them, and the region round about them in the land of eternal life.
I brought back seeds
from my trip to Oaxaca and grew out «Chile de Agua», which apparently means «
irrigated chile,» and it was an erect pod about 4 inches long and one inch wide.
These trees are not
irrigated from potentially contaminated rivers and streams.
This video provides recommendations on how to control weedy rice,
from results of collaborative research studies among IRRI, the Rice Research and Development Institute in Sri Lanka, University of Ruhuna, and the
Irrigated Rice Research Consortium funded by the Swiss Agency for Development and Cooperation.
The
Irrigated Rice Research Consortium (IRRC) was created in 1997 with funding
from the Swiss Agency for Development and Cooperation (SDC) to provide a venue for linkages among national agricultural research and extension systems, government agencies, nongovernment organizations, academic institutions, and the private sector.
The plants grow along the ridges and are
irrigated from the furrows.
The University's experiment station houses the meat processing plant, feedlot facilities, cattle working areas and 650 acres of
irrigated pasture, all just 15 minutes
from the main campus in downtown Reno.
An even more direct conduit into the environment may be the common practice of
irrigating fields with wastewater
from livestock lagoons.
New Delhi's endemic shortfalls occur largely because water managers decided some years back to divert large amounts
from upstream rivers and reservoirs to
irrigate crops.
«We determined we need to be
irrigating at 75 percent of our past ET levels as estimated with the current model and finding hybrids that better tolerate stress,» Brauer said, adding this was
from studies conducted by Xu and Marek over several years.
The two DSSAT crop modules were evaluated using measured data on soil water and crop yield
from four treatments:
irrigated cotton without a cover crop,
irrigated cotton with winter wheat as a cover crop, dryland cotton without a cover crop, and dryland cotton with a winter wheat cover crop at the Texas A&M AgriLife Research Station at Chillicothe
from 2011 to 2015.
That means turning down the spigot for farmers who
irrigate crops with water
from Upper Klamath Lake.
A University of Oklahoma Civil Engineering and Environmental Science Professor Robert Nairn and his co-authors have conducted a collaborative study that suggests exposure to trace metals
from potatoes grown in soil
irrigated with waters
from the Potosi mining region in Bolivia, home to the world's largest silver deposit, may put residents at risk of non-cancer health illnesses.
From there it would
irrigate almost 200 000 hectares of tobacco, rice and vegetable fields in the east of mainland Greece.
The increase in groundwater loss occurred even with a reduction in the amount of
irrigated land, which decreased 7 percent
from 2007 to 2009 compared to the 2012 - 2016 drought.
In predicting how climate will affect
irrigated crop yields in the future, the researchers also consider factors such as population and economic growth, as well as competing demands for water
from various socioeconomic sectors, which are themselves projected to change as the climate warms.
According to a new assessment
from the United Nations University, sodium and magnesium salts can cut crop yields by between 15 and 70 per cent, and affect more than a fifth of the world's
irrigated soils.
Water
from Syria's greatest engineering project, the Tabqa Dam, dissolved gypsum in the soils it was meant to
irrigate, poisoning crops.
According to a 2012 census
from the U.S. Department of Agriculture, the two aquifers
irrigate cropland that accounts for one - sixth of the annual revenue generated by U.S. agriculture.
In fact, we have seen patients recover temporarily
from neglect (by
irrigating the ear with cold water) but continue to reach for the pen in the mirror.
Fallout
from major eruptions that affected global climate would have cut the annual rains in the highlands of Ethiopia that drained into the Blue Nile and ultimately
irrigated the kingdom's crops.
Water has long been a contentious issue in California, where it has been diverted
from mountain lakes and streams to
irrigate farms and slake the thirst of metropolitan areas.
In the 1960s the Soviet government diverted water
from two tributaries of the Aral, the Amu Darya and Syr Darya, to
irrigate cotton fields.
This leaves plenty of elbowroom for undetected terrestrial planets to huddle close their star, just as Mercury, Venus, Earth and Mars do.What's more, the gas giants could
irrigate parched inner terrestrial planets with ices
from comets and asteroids they perturb.
The well near Hamilton is downgradient
from several irrigation canals and
irrigated fields; the well near Florence is not located near irrigation.
Colonic hydrotherapy, the process of
irrigating the colon, was found to improve immune cell lymphocyte movement
from the gut into the systemic (body) circulation, potentially improving immunity.
When a Chicano handyman
from the Milagro Valley decides to
irrigate his small beanfield by «borrowing» some water
from a large and potentially destructive site, he unknowingly sets off a chain reaction that erupts into a humorous culture clash.
If all the water used to
irrigate the crops fell
from the sky as rain or was taken
from rivers or underground sources in sustainable amounts we'd be in good shape, but sadly and increasingly, that is not the case.
If all the water used to
irrigate the crops fell
from the sky as rain or was taken
from rivers or underground sources in sustainable amounts we'd be in good shape, but sadly and increasingly, that is not the case (see sidebar for more on this).
Fish
from contaminated water or vegetables
irrigated by contaminated water are other ways the disease can spread.
«Organic» cotton
from Pakistan may be free of chemical fertilizers and pesticides, but it is
irrigated with fresh water resources that are rapidly being depleted.
The best way to prevent leptospirosis consists in preventing dogs
from wandering into risk areas, such as ponds,
irrigated pastures and muddy areas.
The noria, or water wheels, of Hama have been used for 600 years to lift the water
from the River Orontes up to aqueducts to
irrigate these fields and provide drinking water.
These tall terraces which run up the narrow valley are
irrigated by an aqueduct
from Pachatusan, the mountain above the site.
The Eternal City boasts countless works of art, iconic archaeological sites, baroque churches and stunning monuments, set against a backdrop of lush green gardens,
irrigated by water
from the River Tiber.
«A subak is defined as all the major rice terraces
irrigated from a single dam... The dams are arranged one below the other down the river canyons, a single canal, usually of some length, carrying the diverted water to the subak, often with the aid of overhead aqueducts or long tunnels» (230).
The surrounding scenery is very varied, ranging
from semi-desert, scrub - covered hills, cut through by fertile
irrigated valleys, to high mountain ranges whose lower slopes are clad in vast pine forests.
The water is taken
from the above mountain and flows downward to
irrigate rice fields and also used for construction.
State of the art green roof technology has been modified to support the spiralling plants, and rainwater is collected
from an adjacent roof to be stored in a cistern to
irrigate the plants and trees.
Crops
from bottomland close to a major river are a lot more dependable than
irrigated crops
from arid and distant terrain.
The best biofuel is still ethanol
from corn but it has to be part of an integrated production facility which should include the following steps: cattle feed lot, feed all waste (distiller's dried solids) to the cattle, convert the cattle waste to methane to supply part of the energy source for the distillation, burn the dry crop waste to provide the remainder of the energy,
irrigate the crops with the effluent
from the methane digestor.
We are, for example, working with farmers in the mid-hills on diversification of crop production to show them that instead of making 5,000 rupees
from a half hectare of maize in monsoon season they can generate 130,000 rupees
from best - practice
irrigated vegetable farming during the same period.
It is the water
from these rivers that
irrigates the rice and wheat fields in the region.
Many of Peru's farmers
irrigate their wheat and potatoes with the river water
from these disappearing glaciers.