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Topic: Catchment


  
  Catchment area - Wikipedia, the free encyclopedia
In physical geography, a water catchment area is a drainage basin or watershed, the region of land whose water drains past a specific point along a river or into a specified body of water.
The determination the catchment area is important in the field of water supply and hydrology.
For example, a school catchment area is the geographic area from which students are eligible to attend a local school.
en.wikipedia.org /wiki/Catchment   (260 words)

  
 Catchment Habitats and Landscape Ecosystems
Catchment habitats are identified by their characteristic topological signatures, described by their landscape identity and image, and inventoried for key biophysical parameters (Tane 1995).
Catchment habitats were mapped and their attributes recorded in one of the largest coordinated, integrated resource assessments of a catchment undertaken in New Zealand.
Connectivity of catchment ecosystems through landscape ecostructures are unknown or ignored, while drainage schemes imposed on degraded watershed ecosystems cleared of their forests and woodlands, ensure fresh waves of gravel and debris with each flood.
www.watershed.net.nz /fpeandwm.htm   (4106 words)

  
 ActewAGL | Education Site | Fact sheets | Catchment Areas   (Site not responding. Last check: 2007-10-31)
A catchment area, or basin, is land that is bounded by natural features such as hills or mountains, from which all run-off water flows into a low point or a river.
If we allow the water catchment to become stripped of its natural resources or allow a lot of activities in the areas bounding them, the water in the rivers may not be fit to drink.
Catchment management is a balance of a range of issues to ensure that the quality of the water and the environment is maintained.
www.actewagl.com.au /education/factSheet/factCatchment.aspx   (463 words)

  
 GIS/EM4 - Modeling Wetland Loss in the Richmond Catchment
The Richmond River catchment is a large floodplain surrounded by undulating ridges and creek valleys, with several mountain ranges forming the boundary of the catchment (Figure 1).
The potential extent of wetlands Richmond catchment prior to clearing and draining is shown in Figure 4.
The reconstruction of the past state of floodplain wetlands within the Richmond catchment is a difficult task as there has been widespread clearing of the floodplains for agriculture.
www.colorado.edu /research/cires/banff/pubpapers/250   (3857 words)

  
 What is Rain Catchment
A Rain Catchment System can be as simple as a small swail to stop water flooding off a slope or as technically advanced as a system that catches rain to supply a structure with water for drinking, sanitation, cooling, landscaping or agriculture.
A Rain Catchment System is designed to most efficiently collect the rain water that falls on any given structure or property.
Primitive Rain Catchment Systems were invented independently in various parts of the world and on different continents thousands of years ago.
www.wonderwater.net /whatrain.html   (317 words)

  
 NSW SoE 1995 - Catchment Case Studies - Murrumbidgee River Catchment
The geology of the catchment is characterised by meta-sediments (slate, phyllite, schist, quartzite, greywacke and limestone) and granitic rocks intruded into the meta-sediments.
In the upper catchment, mid catchment tributaries and Billabong Creek, stream flow is largely unregulated and dominated by weather patterns.
The main remnant vegetation types in the catchment are stringybark forests, box woodlands, river red gum, fl box and lignum, saltbush plains, sandhill vegetation (dispersed throughout the western part of the catchment), gray box woodlands, mallee and grasslands (MCMC 1994).
www.epa.nsw.gov.au /soe/95/9_4.htm   (3055 words)

  
 : : : catchments.net : about us : : :
A catchment is an area of land that collects water, which drains to the lowest point in that area.
One or more Board Member must be a member of the catchment community and skills represented must include knowledge and experience in water or natural resources management or development, the use of water resources, conservation of ecosystems, local government, public or business administration and regional economic development.
The Arid Areas Catchment Board is currently not funded by a levy - because of the size of the Board and the relatively small population.
www.catchments.net /about   (477 words)

  
 Highbeam Encyclopedia - Search Results for catchment area   (Site not responding. Last check: 2007-10-31)
catchment area CATCHMENT AREA [catchment area] or drainage basin, area drained by a stream or other body of water.
The limits of a given catchment area are the heights of land—often called drainage divides, or watersheds—separating it from neighboring drainage systems.
Lakes are of particular importance since they act as catchment basins for close to 40% of the landscape, supply drinking water, generate
www.encyclopedia.com /articles/02419.html   (381 words)

  
 Cisterns To Collect Non-Potable Water For Domestic Use   (Site not responding. Last check: 2007-10-31)
The required catchment area depends on the amount of water needed, the cistern size, and the frequency of rainfall.
To calculate the catchment area needed to collect a required amount of water, the formula is demonstrated in Equation 2.
Equation 2 can be used to calculate the required catchment area to collect any volume of water for any rainfall amount.
edis.ifas.ufl.edu /BODY_AE029   (1507 words)

  
 Impact of Agricultural Practices and Catchment Characteristics on Ayrshire Bathing Waters - Chapter Four: ...   (Site not responding. Last check: 2007-10-31)
The alluvial soils covering 3% of the catchment, occur along the Irvine valley and are mainly light-textured and free-draining.
This catchment is predominantly used to rear livestock with approximately 70% of the agricultural land being improved grassland used for the intensive and extensive grazing of dairy and beef cattle and sheep.
However, this obscures the fact that approximately 45% of the ewe flock and 42% of the total sheep flock of the catchment are in Straiton, in the east of the catchment where hill farms predominate on poor quality rough grazing.
www.scotland.gov.uk /cru/kd01/green/bathing-08.htm   (2555 words)

  
 Catchment Research Facility -- Research
Much less catchment research has focused on spatial variation in processes and their evolution, as data are typically sampled from very few points in a catchment.
This comprehensive approach to catchment science promotes the development of contemporary, integrative and interdisciplinary skills in research and policy areas that are becoming increasingly important.
Based on the metrics, we are able to identify catchments that have the smallest and largest N export potential within a region [IP-1].
publish.uwo.ca /~icreed/research.htm   (931 words)

  
 Catchment Studies
Three catchments are being instrumented (the Dripsey in Cork, the Clariana in Tipperary and the Oonagh in Tyrone) for hydrochemistry and hydrometeorology.
Each catchment is being examined using a nested catchment approach, going from the farm scale of 20-50 ha to the micro-catchment scale of 1-4 km2 to the mini-catchment scale of 30 to 90 km2.
Identify the mechanisms of P migration within these catchments under various seasonal, meteorological, soil type texture and land use conditions (e.g.
www.ucc.ie /academic/civil/staff/hydromet/Projects/catchment.htm   (288 words)

  
 Major Issues - Catchment Monitoring
The Board's main role in catchment monitoring is to coordinate, standardise, and analyse data.
For example, if the action is to remove a fish barrier, the Board will want to monitor the number and type of fish in the area to determine whether or not the removal of the barrier has increased the native fish population or otherwise enhanced the breeding cycle.
This helps to produce useful summaries for the community of the changes in the catchment that are being revealed by the data.
www.rivermurray.sa.gov.au /major/catchment.html   (1606 words)

  
 EPA | Catchment management
The group was appointed by the Premier, Bob Carr to ensure a solid foundation for better management of our native vegetation and protection of our natural resources while minimising restrictions to farming activities.
A key component of the reform program was the establishment of Catchment Management Authorities (CMAs).
From January 2004, CMAs were formally constituted as statutory authorities with a responsible and accountable board.
www.epa.nsw.gov.au /mao/catchment.htm   (178 words)

  
 Catchment Management Authorities
In Victoria, the concept of integrated catchment management (ICM) underpins sustainable management of land and water resources and contributes to biodiversity management.
Victoria's whole of catchment approach to natural resource management seeks to deliver social, economic and environmental outcomes for the community and reduce our ecological footprint.
Catchment management is a partnership between community and Government.
www.dpi.vic.gov.au /dse/nrenlwm.nsf/LinkView/C35E39DE033300D24A25679E00010C1F82A6DD30CA52A8C0CA256E69002F506C   (454 words)

  
 About the Catchment Area : Creeks & Rivers : Christie Creek
The Christie Creek Catchment is located in the south of Adelaide, and encompasses an approximate area of 37 square kilometres.
The catchment is bounded by the Field River Catchment to the north and the Onkaparinga River Catchment to the south.
There are two main commercial areas in the middle of the catchment, one near South Rd and the other near Panatalinga Rd. An industrial area lies in the lower extremity of the catchment, whilst the upper portions of the catchment are of rural character.
www.onkaparinga.net /about/creeks/christie_creek.shtml   (659 words)

  
 Catchment area - Facts, Information, and Encyclopedia Reference article   (Site not responding. Last check: 2007-10-31)
a water catchment area - a river or drainage basin (watershed) the region of land whose water drains into a specified body of water;
a school catchment area - the geographic area from which students are eligible to attend a local school
If an article link referred you to this title, you might want to go back and fix it to point directly to the intended page.
www.startsurfing.com /encyclopedia/c/a/t/Catchment_area.html   (104 words)

  
 Catchment Ambassadors   (Site not responding. Last check: 2007-10-31)
The Catchment Board hosted a catchment celebration on November 27 as a thank you to everyone in the catchment who participates in Board-assisted community programs, including Waterwatch, Catchment Care and the Rural Land Management Assistance Program.
Bushgardens is dedicated to the production of local native seed for use in revegetation of the catchment by community groups, schools and industry.
The group is keen to learn as much as they can about their patch, and intend doing transects to determine accurately all the native and non-native plants.
www.nabcatchment.net /action/ambassadors.shtml   (1744 words)

  
 Publications | River Spey Catchment Management Plan
After a period of public consultation in the autumn of 2002, the final version of the River Spey Catchment Management Plan (CMP) was publicly launched on 24 June 2003 at the Glenfiddich Distillery in Dufftown.
The CMP is a strategic document for the future sustainable use of the water resource of the River Spey catchment.
The plan was drafted by the Spey Catchment Steering Group which comprises representatives from the Spey Fishery Board, the Highland Council, the Moray Council, the Scottish Environment Protection Agency and Scottish Natural Heritage.
www.sepa.org.uk /publications/technical/spey/index.htm   (361 words)

  
 An Overview of the Malawi Environmental Monitoring Programme's Small Catchment Monitoring Component
The purpose of the small catchment monitoring program during the first phase of MEMP was to monitor the impact of burley tobacco liberalization policy on the environment by assessing the policy impact on soil and water resources degradation, and deforestation.
The focus of the revised catchment monitoring is to quantify soil loss from control plots, evaluate the effectiveness of farmers’ practices in controlling soil erosion, and estimate sediment yields from small catchments.
The monitoring component under the revised catchment monitoring is aimed at estimating the erosion hazard of a sub-catchment as influenced by factors governing soil erosion.
ag.arizona.edu /OALS/malawi/Papers/Catchment_Overview.html   (10680 words)

  
 Catchment Water Systems - February 15, 2002
When she saw an opportunity to fill a community need for information on a vital quality-of-life factor—reliable rural catchment water with minimized health risk to its users—she undertook extensive research on the subject and developed a vision and a program to extend the knowledge throughout the state.
Because this aspect of catchment water quality is so important, Macomber began working with the laboratory that manufactures the test reagents, urging them to design a home test kit.
The two catchment system water samples at left indicate contamination with fecal bacteria indicators; the two at right are not contaminated.
www.ctahr.hawaii.edu /ctahr2001/CTAHRInAction/Feb_02/TMacomber.html   (945 words)

  
 Upper Mangrove Creek Catchment
Archaeological fieldwork (site survey and excavation) was carried out in the Upper Mangrove Creek catchment between 1978 and 1982 for two projects, the Mangrove Creek dam salvage project and Attenbrow's doctoral thesis.
The site survey and excavation fieldwork provided an excellent data set which was used to explore issues relating to models for population change which are based on the interpretation of archaeological data.
The results, which were compared with data from other regions in eastern Australia, demonstrate that claims for a dramatic population increase in the Late Holocene may not be valid.
www.amonline.net.au /anthropology/research/upper_mangrove.htm   (362 words)

  
 WWF - Lake Victoria Catchment Environmental Education Programme   (Site not responding. Last check: 2007-10-31)
The paradox of livelihoods within the Lake Victoria basin is such that in spite of the abundant natural resources, over 60% of the population live below the poverty line, a situation that has continued to undermine the sustainability of natural resource base.
The project is being proposed to help stop the degradation of the natural environment and build a future in which riparian communities will live in harmony with nature in the Lake Victoria region.
Lake Victoria Catchment Environmental Education Programme so far is the only programme in the region targeting the lake through environmental education and which has multi-stakeholder acceptance due to the mode of operation, by working through existing government structures for sustainable purposes.
www.panda.org /about_wwf/where_we_work/africa/where/uganda/projects/index.cfm?uProjectID=9F0736   (450 words)

  
 Port Phillip & Westernport Catchment Management Authority
A primary function of a Catchment Management Authority is to prepare a regional catchment strategy for its region and coordinate and monitor its implementation.
The Port Phillip and Western Port Regional Catchment Strategy (RCS) was accredited by the State and Commonwealth Governments in December 2004.
The Port Phillip and Westernport Catchment Management Authority recognises and appreciates the contribution of time and effort from volunteers in protecting and enhancing the environment of the region.
www.ppwcma.vic.gov.au /publications_plans.htm   (586 words)

  
 Water Conference - - Motueka Integrated Catchment Management
The ICM website at http://icm.landcareresearch.co.nz informs the public about the catchment and the research, includes a project staff room, and through the efforts of a Royal Society Teacher Fellow at TDC will hopefully develop a schools' section.
The Motueka catchment is one the operational basins selected for an international programme dealing with hydrology and people as part of the UNESCO-funded HELP programme (Hydrology for the Environment, Life and Policy).
It will be a success if the Motueka catchment community and Council continue to be motivated to participate and act on the research results.
www.maf.govt.nz /mafnet/rural-nz/sustainable-resource-use/water-efficiency/water-conference/water-conference-02.htm   (896 words)

  
 Catchment care - EPA/QPWS
A catchment area or basin is land which is bounded by natural features such as hills or mountains from which all runoff water flows to a low point.
Large catchment areas such as those drained by the Burdekin and Fitzroy Rivers are bordered by mountain ranges and include major drainage networks of creeks and rivers.
Large catchment areas are made up of hundreds of smaller ‘sub-catchment’ areas.
www.epa.qld.gov.au /environmental_management/water/catchment_care   (681 words)

  
 EW Waikato Catchment
The greater Waikato catchment includes the Waikato and Waipa rivers as well as smaller rivers and streams such as the Maramarua, Mangawara and Tongariro rivers.
The policy was based on the works that were required for the catchment and the amount communities were prepared to pay to have the works done.
Adequate and ongoing funding ensures existing catchment and flood control scheme assets and associated land drainage systems are well maintained.
www.ew.govt.nz /regionalservices/rivercatchment/waikato   (917 words)

  
 Scoop: Waitaki catchment legislation introduced
The Resource Management (Waitaki Catchment) Amendment Bill will allow the many applications for water use in the catchment to be considered together and on their merits.
The Bill enables the creation of an over-arching framework for water allocation decisions in the catchment and allows the merits of all the competing water uses to be considered.
Meridian Energy has a lot at stake in the Waitaki catchment, but the other applicants or those with an interest in the water staying in the river must be considered too.
www.scoop.co.nz /stories/PA0312/S00064.htm   (1819 words)

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