locailabs/cofnodycynulliad_en_cy huggingface dataset:
Well, I think the consternation amongst farmers was increased by a bit of mischief making from the Welsh Conservatives and the press release they put out. I think what I said was that I've got about 7,000 pieces of legislation and regulations in my portfolio, and I think I actually said 'a case-by-case basis', but what I was saying was that we wouldn't allow environmental standards, for instance, to slip, and we could strengthen some in places if they were deemed to be needed. So, you're right. We need to look at it very pragmatically to make sure that it is proportionate.

Wel, credaf fod y pryder ymhlith ffermwyr wedi'i gynyddu o ganlyniad i ychydig o greu helynt gan y Ceidwadwyr Cymreig a'r datganiad i'r wasg a ryddhawyd ganddynt. Credaf mai'r hyn a ddywedais oedd bod gennyf oddeutu 7,000 o ddarnau o ddeddfwriaeth a rheoliadau yn fy mhortffolio, a chredaf mai 'ystyried pob achos yn unigol' a ddywedais mewn gwirionedd, ond yr hyn roeddwn yn ei ddweud oedd na fyddem, er enghraifft, yn caniatáu i safonau amgylcheddol lithro, ac y gallem gryfhau rhai ohonynt mewn mannau pe tybid bod angen gwneud hynny. Felly, rydych yn gywir. Mae angen inni edrych ar hyn yn bragmatig iawn i sicrhau ei fod yn gymesur.
It's in special measures for its management of finances.

Mae'n destun mesurau arbennig o achos rheoli cyllid.
Cyfieithwch i'r Gymraeg:

Thank you, Deputy Presiding Officer. A week ago I made a statement to the Senedd to inform Members about the developing situation in Rhondda Cynon Taf and the need to introduce local restrictions to control the spread of coronavirus and protect people's health. Today I want to update you about the latest action that the Welsh Government is taking, working in partnership with local authorities and public health experts. We will be introducing local restrictions in four more areas of south Wales because of a rapid increase in cases of coronavirus.

Diolch, Dirprwy Lywydd. Wythnos yn ôl, fe wnes i ddatganiad i'r Senedd i roi gwybod i'r Aelodau am y sefyllfa sy'n datblygu yn Rhondda Cynon Taf a'r angen i gyflwyno cyfyngiadau lleol i reoli lledaeniad coronafeirws a diogelu iechyd pobl. Heddiw, rwy'n awyddus i roi'r wybodaeth ddiweddaraf ichi am y camau diweddaraf y mae Llywodraeth Cymru yn eu cymryd, gan weithio mewn partneriaeth ag awdurdodau lleol ac arbenigwyr iechyd cyhoeddus. Byddwn yn cyflwyno cyfyngiadau lleol mewn pedair ardal arall yn y de oherwydd y cynnydd cyflym a fu yn nifer yr achosion o goronafeirws.
Diolch. Heledd, a oedd unrhyw beth arall roeddech chi eisiau gofyn? Na, dŷch chi'n hapus. Diolch am hwnna. Gwnawn ni symud at Hefin David.

Thank you. Heledd, was there anything else you wanted to ask? No. You're happy. Thank you very much for that. We'll move on to Hefin David.
The Minister launched the action plan over two years ago, and although some progress has been made, we are still in a position where only 11 per cent of further education staff and 7 per cent of apprenticeship staff are able to teach through the medium of Welsh. Can the Minister explain what the Welsh Government is doing to ensure that colleges have the resources that they need to employ more staff who do have Welsh language skills to provide bilingual provision, particularly in areas such as childcare and health and social care, where we need a bilingual workforce?

Lansiodd y Gweinidog y cynllun gweithredu dros ddwy flynedd yn ôl, ac er bod rhywfaint o gynnydd da wedi ei gyflawni, rydyn ni dal mewn sefyllfa lle mai dim ond 11 y cant o staff addysg bellach a 7 y cant o staff prentisiaethau sy'n gallu addysgu drwy gyfrwng y Gymraeg. A all y Gweinidog egluro'r hyn mae Llywodraeth Cymru yn ei wneud i sicrhau bod gan golegau yr adnoddau sydd eu hangen arnynt i gyflogi mwy o staff sydd â sgiliau iaith Gymraeg i gynnig darpariaeth ddwyieithog, yn enwedig mewn meysydd fel gofal plant ac iechyd a gofal cymdeithasol, lle mae angen gweithlu dwyieithog?

Well, these are matters that need to be addressed via the public inquiry. We wanted it to be as broad as possible and to look at all the options, and we look forward to seeing the results of that inquiry when the work is completed.

Wel, mae'r rhain yn faterion y mae angen mynd i'r afael â nhw drwy'r ymchwiliad cyhoeddus. Roeddem ni eisiau iddo fod mor eang â phosibl ac ystyried yr holl ddewisiadau, ac edrychwn ymlaen at weld canlyniadau'r ymchwiliad hwnnw pan fydd y gwaith wedi'i gwblhau.

Thank you very much. If we can turn to the performance -

Diolch yn fawr iawn. Os cawn ni droi at berfformiad -

Well, it's not part of the standards at the moment, but some people have told us in their evidence that it's not sufficient that there isn't such a standard in place on independent contractors, and we've found that it would be possible, in the future, to have such an additional standard made by Government whereby, if you are in receipt of over £400,000, then you would be captured under the standards regime.

Wel, nid yw'n rhan o'r safonau yma, ond mae rhai pobl wedi dweud, yn eu tystiolaeth, nad yw'n ddigonol nad oes yna safon ar gontractwyr annibynnol, ac felly rydym ni wedi ffeindio mas y byddai'n bosibl, yn y dyfodol, i gael safon ychwanegol wedi ei gwneud gan y Llywodraeth lle, os ydych chi'n derbyn dros £400,000, byddech chi'n gorfod bod yn rhan o'r safon honno wedyn.
I think the Member will have to await the policy when it's issued later this year.

Credaf y bydd yn rhaid i'r Aelod aros am y polisi pan gaiff ei gyhoeddi yn ddiweddarach eleni.

Active travel, as set out in the national strategy, is a cornerstone of our approach to the integrated transport solution for the Swansea area.

Mae teithio llesol, fel y nodir yn y strategaeth genedlaethol, yn rhan annatod o'n dull o sicrhau ateb trafnidiaeth integredig ar gyfer ardal Abertawe.

Thank you very much. Now, the WESPs are the main way we have, the framework we have, for developing Welsh-medium education. Do they work?

Diolch i chi. Nawr, WESPs ydy'r prif ffordd sydd gyda ni o ddatblygu addysg drwy gyfrwng y Gymraeg - dyna'r fframwaith sydd gyda ni. Ydyn nhw'n gweithio?

The primary aim of the PKK, of course, has been to establish an independent Kurdish state in south-eastern Turkey, Syria and Iraq, but the PKK also wants to monopolise Kurdish political power, and it has done this by showing intolerance, suppressing opposition and attacking the interests of rival Kurdish political groups.

Prif nod y PKK, wrth gwrs, yw sefydlu gwladwriaeth Gwrdaidd annibynnol yn ne-ddwyrain Twrci, Syria ac Irac, ond mae'r PKK eisiau manteisio'n llawn hefyd ar rym gwleidyddol Cwrdaidd, ac mae wedi gwneud hyn drwy ddangos anoddefgarwch, mygu gwrthwynebiad ac ymosod ar fuddiannau grwpiau gwleidyddol Cwrdaidd sy'n cystadlu â hwy.

The next statement is a statement by the Cabinet Secretary for Economy and Transport, as an update on Welsh Government requirements for other rail franchises serving Wales and rail infrastructure investment. I call on the Cabinet Secretary to make the statement - Ken Skates.

Y datganiad nesaf, felly, yw'r un gan yr Ysgrifennydd Cabinet dros yr Economi a Thrafnidiaeth ar ddiweddariad ar ofynion Llywodraeth Cymru ar gyfer masnachfreintiau rheilffyrdd eraill sy'n gwasanaethu Cymru a buddsoddiad yn y seilwaith rheilffyrdd. Rwy'n galw ar yr Ysgrifennydd Cabinet i wneud ei ddatganiad - Ken Skates.
Credaf ei fod yn eithriadol o uchelgeisiol. Credaf ei fod yn rhywbeth y gellir ei gyflawni o bosibl; mae'n rhywbeth y gwn y bydd Ysgrifennydd y Cabinet yn dymuno ei gyflawni hefyd. Ni allwn aros i'r dechnoleg ddarparu'r gostyngiadau yr ydym ni eu heisiau ar ei phen ei hun, ond mae angen i ni gynnig i bobl, wrth gwrs, gwasanaeth cyfforddus, am bris rhesymol, mynych sy'n eu denu o'u ceir, a dyna y bwriedir i'r metro ei wneud, gwneud yn siŵr nad yw pobl yn teimlo mai'r unig ffordd o gyrraedd y gwaith iddyn nhw yw teithio mewn car.

I think it's hugely ambitious. I think it's something that is potentially achievable; it's something I know that the Cabinet Secretary will want to achieve as well. We can't wait for the technology to deliver the reductions we seek by themselves, but we do need to offer people, of course, a comfortable, reasonably priced, frequent service that lures them away from their cars, and that's what the metro is intended to do, to make sure that people don't feel that the only way into work for them is to travel by car.
Dai Lloyd. Na, mae'n ddrwg gyda fi. Y Gweinidog yn gyntaf i symud yn ffurfiol y gwelliant yn enw Rebecca Evans.

Dai Lloyd. I apologise. The Minister to formally move the amendment in the name of Rebecca Evans.
Is it okay, with your indulgence? I know it's not normal in short debates to take an intervention.

A yw'n iawn, os caniatewch i mi? Rwy'n gwybod nad yw'n arferol mewn dadleuon byr i wneud ymyriad.
Mae parcio yn rhad ac am ddim yn holl ysbytai'r GIG yng Nghymru. Byrddau iechyd ac ymddiriedolaethau'r GIG sy'n gyfrifol am weithrediadau rheoli lleol a'r trefniadau ar gyfer meysydd parcio ar eu safleoedd.

Car parking is free at all NHS hospitals in Wales. Health boards and NHS trusts are responsible for the local management operations and the arrangements for car parks on their sites.
Rydym ni'n cynorthwyo gwasanaethau llywodraeth leol trwy gymysgedd o gyllid refeniw craidd, cyllid cyfalaf a grantiau penodol fel y bo'n briodol. Ein strategaeth o hyd yw diogelu Llywodraeth Leol rhag effeithiau cyni cyllidol yn unol â'r adnoddau sydd ar gael i ni fel Llywodraeth.

We support local government services through a mix of core revenue funding, capital funding and specific grants as appropriate. Our strategy continues to be to protect local government from the impacts of austerity within the resources available to us as a Government.

Fel y gwyddoch, mae Deddf Llesiant Cenedlaethau'r Dyfodol (Cymru) 2015 yn rhestru nodau llesiant, gan gynnwys Cymru iachach. Rwyf i ar ddeall y gallai awdurdodau cyhoeddus, gan gynnwys cynghorau ledled Cymru a Llywodraeth Cymru, ystyried nodau o'r fath wrth ystyried ceisiadau i neilltuo llwybrau troed penodol. A wnewch chi, felly, gadarnhau bod dyletswydd ar awdurdodau cynllunio i ystyried y nod Cymru iachach wrth ystyried neilltuo priffordd?

As you'll be aware, the Well-being of Future Generations (Wales) Act 2015 lists well-being goals, including a healthier Wales. It is my understanding that such goals could be taken into consideration by public authorities, including councils across Wales and the Welsh Government when considering applications to dedicate particular footpaths. Will you, therefore, confirm that there is a duty on planning authorities to take into account the healthier Wales goal when considering the dedication of a highway?

Mewn munud. Rwy'n awyddus iawn, o ran cefnogi canolbarth Cymru, i edrych ar sut y gallwn hybu gweithgareddau Tyfu Canolbarth Cymru, sy'n bartneriaeth bwysig. Yn sicr, mewn perthynas â bargen dwf ar gyfer canolbarth Cymru, byddwn yn awyddus iawn, fodd bynnag, i weld beth y mae Llywodraeth y DU, beth bynnag fydd yn digwydd ar ôl 8 Mehefin, yn bwriadu ei gyflwyno mewn gwirionedd yn rhan o gynnig ehangach o fargeinion twf, o bosibl, ar gyfer y DU. Fe gymeraf ymyriad gan arweinydd y Ceidwadwyr.

In a moment. I'm very keen, in terms of supporting mid Wales, to look at how we can turbocharge the activities of Growing Mid Wales, which is an important partnership. Certainly, insofar as a growth deal for mid Wales is concerned, I'd be very keen to see what the UK Government, however 8 June pans out, actually looks at delivering as part of an expanded offer of growth deals, potentially, for the UK. I'll take an intervention by the leader of the Conservatives.

Mae'r pandemig yn rhoi pwysau mawr ar ein hadnoddau ni eleni, ac fe geir ansicrwydd mawr ynglŷn ag ariannu yn y blynyddoedd sydd i ddod. Dyna pam, yn ystod cyfarfod pedairochrog y Gweinidogion cyllid yr wythnos diwethaf, y rhoddais bwysau ar y Prif Ysgrifennydd i gyhoeddi sut a phryd y bydd yn pennu cynlluniau gwariant ar gyfer y flwyddyn nesaf a thu hwnt i hynny.

The pandemic is putting great pressure on our resources this year, and there are huge uncertainties about funding in future years. That's why, at last week's finance Ministers' quadrilateral, I pressed the Chief Secretary to announce how and when he will set spending plans for next year and beyond.
With my apologies, sorry - Helen Mary Jones.

Rwy'n ymddiheuro, mae'n ddrwg gennyf - Helen Mary Jones.
Diolch i'r ddwy Ddirprwy Weinidog a'r Gweinidog am yr atebion a'r sesiwn yna.

I thank the two Deputy Ministers and the Minister for those responses in that session.
Rwy'n mynd i gymryd dau gwestiwn arall gan fod y cwestiwn cyntaf wedi cymryd cymaint o amser i'w ateb. David Melding.

I'm going to take two more questions as the first question took so long to deal with. David Melding.

Gadeirydd, ai grŵp 6 oedd hwnnw?

Chair, was that with regard to group 6?

Reit, ac rydych yn ddigon cadarn a sicr bod pobl yn mynd i ddeall hynny, er nad yw e ar wyneb y Bil.

Right, and you are certain enough and sure that people are going to understand that, even though it's not on the face of the Bill.

Onid ydych chi'n derbyn y gellid datrys y broblem dros nos pe byddai'r Trysorlys yn caniatáu i awdurdodau lleol fenthyca yn erbyn gwerth eu stoc tai er mwyn adeiladu tai, fel y gwnaethant yn y 1950au a'r 1960au, ond nad yw'r Trysorlys a'r Torïaid yn caniatáu iddyn nhw ei wneud nawr?

Do you not accept that the problem could be solved overnight if the Treasury allowed local authorities to borrow against the value of their housing stock in order to build houses, which they did in the 1950s and the 1960s, but the Treasury and the Tories don't let them do now?

Gwnaf, gyda phleser. Ers i'r Ddeddf ddod i rym, mae'r dull o fynd i'r afael â thrais yn erbyn menywod, cam-drin domestig a thrais rhywiol wedi cael ei drawsnewid. Mae gweithredu'r Ddeddf wedi arwain at fwy o hyfforddiant, canllawiau cryfach, newid arferion a chyfeiriad strategol clir yng ngwasanaethau cyhoeddus Cymru drwyddi draw. Mae'r trydydd sector yn parhau i chwarae rôl bwysig iawn yn hyn oll.

Yes, with pleasure. Since the Act came into force, the approach to tackling violence against women, domestic abuse and sexual violence has been transformed. Implementation of the Act has led to increased training, stronger guidance, practice change and a clear strategic direction throughout the Welsh public service. The third sector continues to play an extremely important role in all of this.
Thank you, Deputy Presiding Officer. First Minister, are you ashamed of the accident and emergency waiting times at Wrexham Maelor and Ysbyty Glan Clwyd hospitals, which were the worst ever on record, published this month?

Diolch, Dirprwy Lywydd. Prif Weinidog, a oes gennych chi gywilydd o'r amseroedd aros damweiniau ac achosion brys yn Ysbyty Maelor Wrecsam ac Ysbyty Glan Clwyd, sef y gwaethaf a gofnodwyd erioed, a gyhoeddwyd y mis hwn?
This is a matter, of course, for the UK Government, but I will consider writing to the Home Secretary to see if she has made a decision about the need for an inquiry.

Mater i Lywodraeth y DU yw hwn wrth gwrs ond byddaf yn ystyried ysgrifennu at yr Ysgrifennydd Cartref i weld a yw wedi gwneud penderfyniad ynglŷn â'r angen am ymchwiliad.

Thank you. I certainly look forward to my photographs that you'll send me of Arthur, and I'm sorry to hear of his condition deteriorating, because, as you say, it's not just the deaths, is it, but it's the injuries that these animals sustain. I think I've answered part of your question in my answer to Janet Finch-Saunders. There is a process that we have to go through. We are committed to licensing, but, clearly, as more and more concerns come before me - . And I'm very sorry to hear - . It was actually 38 degrees C the week of the Royal Welsh Show, so you can see, if you're forcing dogs to run in that heat, it's just completely inappropriate.

Diolch. Rwy'n sicr yn edrych ymlaen at y ffotograffau y byddwch yn anfon ataf o Arthur, ac mae'n ddrwg gennyf glywed fod ei gyflwr yn dirywio, oherwydd, fel y dywedwch, nid y marwolaethau'n unig ydyw, ond yr anafiadau y mae'r anifeiliaid hyn yn eu cael. Rwy'n meddwl fy mod wedi ateb rhan o'ch cwestiwn yn fy ateb i Janet Finch-Saunders. Mae'n rhaid inni fynd drwy broses. Rydym wedi ymrwymo i drwyddedu, ond yn amlwg, wrth imi glywed am fwy a mwy o bryderon - . Ac mae'n ddrwg iawn gennyf glywed - . Mewn gwirionedd, roedd hi'n 38 gradd Celsius yn ystod wythnos y Sioe Frenhinol, felly gallwch weld, mae gorfodi cŵn i redeg yn y gwres hwnnw'n hollol amhriodol.

Well, of course, we know that it's vital to ensure that we have an effective manner of working with the profession. We are dealing with training, for example, but we don't deal with terms and conditions and pay, and that will change in the future. There is a kind of artificial distinction between teacher training and remunerating teachers, in my view. Of course, by doing that, it would be easier for us to work with the profession, ultimately, to get a comprehensive package for the profession.

Wel, rŷm ni'n gwybod, wrth gwrs, ei bod yn hollbwysig i sicrhau bod gyda ni ffordd effeithiol o weithio gyda'r proffesiwn. Rŷm ni yn delio gyda hyfforddi a hyfforddiant, er enghraifft, ond nid gyda thelerau a phae. Mae hynny'n mynd i newid, wrth gwrs, yn y dyfodol. Rhyw fath o wahaniaeth artiffisial yw e rhwng hyfforddi athrawon a thalu athrawon, yn fy marn i. Wrth wneud hynny, bydd yn rhwyddach inni weithio gyda'r proffesiwn yn y pen draw i greu pecyn sydd yn gynhwysfawr iddyn nhw.

Thank you, Cabinet Secretary. The next question is to the Cabinet Secretary for Finance and it's from Steffan Lewis.

Diolch i'r Ysgrifennydd Cabinet. Mae'r cwestiwn nesaf i'w ofyn i Ysgrifennydd y Cabinet dros Gyllid, ac mae'r cwestiwn gan Steffan Lewis.
Gwn y bydd Senedd a phobl Cymru yn rhannu fy nhristwch.

I know that the Senedd and the people of Wales share my sadness.
Wel, Ysgrifennydd y Cabinet, teimlaf efallai fy mod yn adleisio rhai o'ch teimladau chi yno, ond Ysgrifennydd y Cabinet, onid yw'n bryd tawelu eich beirniaid a nodi bod dod ag Aston Martin i Gymru yn agor y posibilrwydd o ddenu enwau eiconig a chwmnïau proffil uchel eraill i fuddsoddi yng Nghymru? Mae'r rhain yn gwmnïau a all helpu i ddod â swyddi o ansawdd a chyfoeth hirdymor i'r wlad. Yn nes ymlaen heddiw, byddwn yn trafod adroddiad Pwyllgor yr Economi, Seilwaith a Sgiliau ar werthu Cymru i'r byd. Pa ffordd well sydd yna o atgyfnerthu enw da Cymru fel gwlad flaengar na chael cwmni o'r fath fri yn lleoli yma? Felly, a wnewch chi gymryd fy nghyngor, Weinidog y Cabinet, sef yn syml iawn, cyhoedder ac i gythraul?

Well, Cabinet Secretary, I feel I may be echoing some of your sentiments there, but, Cabinet Secretary, is it not time to silence your critics and point out that bringing Aston Martin to Wales opens up the possibility of attracting other iconic names and high-profile companies to invest in Wales? These are the companies that can help bring long-term quality jobs and wealth to the country. Later today, we debate the Economic, Infrastructure and Skills Committee report on selling Wales to the world. What better way is there to reinforce Wales's credentials as an outward-looking progressive country than to have such a prestigious company locate here? So, will you take my advice, Cabinet Minister, which is, quite simply, publish and be damned?
Cabinet Secretary, I also recognise the Welsh Government's seafood strategy, which aims to see a 30 per cent increase in fisheries and aquaculture production by 2025. In this strategy, you mention expanding sustainable aquaculture production and, in relation to that, can you tell us what the Welsh Government is specifically doing to encourage the sustainable development of new fisheries in Welsh waters?

Ysgrifennydd y Cabinet, rwyf hefyd yn cydnabod strategaeth bwyd môr Llywodraeth Cymru, sy'n anelu at gynnydd o 30 y cant yng nghynhyrchiant pysgodfeydd a dyframaeth erbyn 2025. Yn y strategaeth hon, rydych yn sôn am ehangu cynhyrchiant dyframaethol cynaliadwy, ac mewn perthynas â hynny, a allwch ddweud wrthym beth yn union y mae Llywodraeth Cymru yn ei wneud i annog datblygiad cynaliadwy pysgodfeydd newydd yn nyfroedd Cymru?
Thank you, Minister. Item 4 and item 5 will be chaired by David Melding. So, I now hand over the chair to David Melding.

Diolch, Gweinidog. David Melding fydd yn cadeirio eitem 4 ac eitem 5. Felly, rwyf nawr yn trosglwyddo'r gadair i David Melding.
There we go. Thank you very much, Elfed.

Dyna ni. Diolch yn fawr, Elfed.

Thank you, Cabinet Secretary. Both the British Medical Association and the Royal College of General Practitioners have responded positively to this move from the Welsh Government, and, indeed, I had a personal e-mail from the BMA just this morning saying how delighted they were with the move, which I know will also be warmly welcomed by GPs in my constituency too. When will you be in a position to provide AMs with a further update on the working of any future scheme?

Diolch i chi, Ysgrifennydd y Cabinet. Mae Cymdeithas Feddygol Prydain a Choleg Brenhinol yr Ymarferwyr Cyffredinol wedi ymateb yn gadarnhaol i'r cam hwn gan Lywodraeth Cymru, ac yn wir, cefais e-bost personol gan Gymdeithas Feddygol Prydain y bore yma yn dweud pa mor falch yr oeddent gyda hyn, a gwn y caiff groeso cynnes gan feddygon teulu yn fy etholaeth i hefyd. Pryd y byddwch chi mewn sefyllfa i roi newyddion pellach i ACau am waith ar unrhyw gynllun yn y dyfodol?

I thank the Member for her question. The Welsh Government has not instructed social landlords to introduce new or additional service charges for their tenants. We have asked social landlords to separate rents and service charges where a renting pool system was applied. This is to increase openness and transparency for their tenants.

Diolch i'r Aelod am ei chwestiwn. Nid yw Llywodraeth Cymru wedi rhoi cyfarwyddyd i landlordiaid cymdeithasol gyflwyno taliadau gwasanaeth newydd neu ychwanegol ar gyfer eu tenantiaid. Rydym wedi gofyn i landlordiaid cymdeithasol wahanu rhenti a thaliadau gwasanaeth lle y defnyddiwyd system cronfa rent. Mae hyn er mwyn cynyddu didwylledd a thryloywder ar gyfer eu tenantiaid.

Thank you. I will be making a statement next week on flood and coastal-risk management for the whole of Wales. Flood-risk management plans have recently been published by Rhondda Cynon Taf and Natural Resources Wales that set out the detailed approach to managing the flood risk in the Cynon Valley.

Diolch. Byddaf yn gwneud datganiad yr wythnos nesaf ar reoli perygl llifogydd ac arfordirol ar gyfer Cymru gyfan. Yn ddiweddar cyhoeddwyd cynlluniau rheoli perygl llifogydd Rhondda Cynon Taf a Cyfoeth Naturiol Cymru sy'n nodi'r dull manwl o reoli perygl llifogydd yng Nghwm Cynon.