Ingancin ruwa a Taranaki
Ingancin ruwa a Taranaki sanan nen lamari ne na muhalli ga yawancin masu ruwa da tsaki tare da nuna damuwa game da yuwuwar tasirin noma, da kiwo a New Zealand da masana'antar petrochemical.[1][2][3]
 Ingancin ruwa a Taranaki |
|---|
Albarkatun ruwa a Taranaki suna ƙarƙashin ikon Majalisar Yankin Taranaki (TRC) a ƙarƙashin Dokar Gudanar da Albarkatu (RMA), kuma fitar da ruwa yana buƙatar izinin albarkatu.[4] TRC Hukumar tana lura da ingancin hanyoyin ruwa kuma tana buga rahotannin sabuntawa akan muhallin.[5]
A cikin ƙasa, an danganta tabarbarewar ingancin ruwa tare da ƙaruwar adadin shanun kiwo da kuma amfani da takin nitrogen.[6] TRC ta ba da shawarar cewa kiwo bai ƙaru a Taranaki ba tun shekarar 2000, kuma ingancin ruwa yana da kyau kuma yana samun kyau. A cikin shekarata 2015, yawan shanun kiwo ya kasance 493,361, karuwar 2.5% akan 1998/99, tare da yawan shanu 2.85 a kowace hekta (2.8 a 1998/99).[7]
Wata bita na Kifi & Game da Forest & Bird ya gano cewa ba a aiwatar da matakai da yawa da aka yi niyya don magance gurɓataccen kiwo ba.[8] A garin Taranaki, akwai rumfunan kiwo guda 1400, inda magudanar kiwo ke zubewa cikin magudanun ruwa maimakon a fesa su zuwa kasa, kamar yadda bayanai daga rahoton muhalli na majalisar yankin Taranaki na shekarar 2012, suka nuna.[9] A cikin shekarar 2012, shugaban New Zealand Freshwater Sciences Society ya bayyana mamakin adadin da aka yarda da fitar da kiwo zuwa magudanan ruwa, idan aka ba da mafi yawan sauran majalisun yankuna suna tuhumar manoman kiwo waɗanda ke ba da izinin kiwo shiga hanyoyin ruwa.
A cikin shekarata 2019, Majalisar Yankin Taranaki ta ba da rahoton cewa ingancin ruwan ya kara tabarbarewa, inda kawai biyu daga cikin rukunin sha biyar da aka gwada sun cika ka'idojin ninkaya.[10][11]
An ba da rahoton misalan manyan matakan E.coli a lokacin bazara.[12]
Ma'aunin ingancin ruwa.
gyara sasheTeburin da ke gaba yana nuna matsakaicin ma'auni a tsawon lokacin 2005, zuwa 2014.
| Siga | Taranaki | New Zealand | Sharhi |
|---|---|---|---|
| Jimlar nitrogen, g/m³ | 0.95 | 1.17 | Duk nau'ikan kwayoyin halitta da inorganic na nitrogen . Nitrogen na iya haifar da algal blooms. |
| Phosphorus, g/m³ | 0.062 | 0.065 | Duk nau'ikan phosphorus, narkar da da particulate, Organic da inorganic. Zai iya fitowa daga sharar ruwa ko guduwar noma kuma yana iya haifar da eutrophication . |
| Ruwa, m | 2.06 | 2.02 | Bakin fayafai yana auna tsaftar ruwa. Lamba mafi girma yana nufin ruwan yana da haske sosai. |
| E.coli, CFU/100ml | 897 | 1,125 | Escherichia coli nau'in kwayoyin cuta ne na kowa. Yawan yawa (> 550) yana nuna gurɓatawar najasa wanda zai iya zama cutarwa ga ɗan adam. |
| Shafukan | 11 | 838 | Ƙididdigar adadin wuraren kula da ruwa. |
| Yawan kulawa, km²/site | 659 | 320 | Taranaki yana da ƙananan wuraren sa ido akan kowane km². |
Hotuna, 2005-2014.
gyara sasheDuba wasu abubuwan.
gyara sasheManazarta.
gyara sashe- ↑ Hutching, Gerard (11 February 2016). "Environment ministry CEO Vicky Robertson tests the waters". Taranaki Daily News.
- ↑ Environment Aotearoa 2015. Ministry for the Environment, Statistics New Zealand. October 2015. ISBN 978-0-478-41298-7.
- ↑ "Healthy report for region's rivers". Taranaki Regional Council. September 2014. Archived from the original on 2016-06-10. Retrieved 2022-04-03.
- ↑ Keith, Keighton (27 October 2015). "Taranaki bucking the national trend in worsening water quality: Regional Council". Taranaki Daily News.
- ↑ State of the Environment Report 2015. Taranaki Regional Council. June 2015. ISBN 978-0-473-32921-1. Archived from the original on 2016-06-07. Retrieved 2022-04-03.
- ↑ Deans, Neil; Hackwell, Kevin (October 2008). "Dairying and Declining Water Quality" (PDF). Forest and Bird. Archived from the original (PDF) on 2018-02-08. Retrieved 2022-04-03.
- ↑ Stewart, Rachel (10 December 2012). "Woe betide those who question our water quality". Taranaki Daily News. Retrieved 11 December 2012.
Taranaki has 1400 cow sheds discharging effluent into streams.
- ↑ Harvey, Helen (11 December 2012). "Taranaki Farmers' Effluent Policy Surprises Scientist". Taranaki Daily News. Retrieved 11 December 2012.
The New Zealand Freshwater Sciences Society president Waikato University Professor David Hamilton said many other regional councils prosecute anyone who discharges into waterways.
- ↑ Martin, Robin (11 June 2019). "Taranaki freshwater flunks latest report card". RNZ.
- ↑ Freshwater contact recreational water quality at Taranaki sites (PDF). State of the Environment Monitoring Report 2014-2015 Technical Report 2015-01. Taranaki Regional Council. June 2015. Archived from the original (PDF) on 2016-01-22. Retrieved 2022-04-03.
- ↑ Shaskey, Tara (2 January 2016). "High levels of E coli found at Waiwhakaiho River and Te Henui Stream". Taranaki Daily News.
- ↑ Harvey, Helen (13 February 2016). "Swimmers are advised to avoid the Timaru Stream near Oakura". Taranaki Daily News.