“I, myself, have walked the bund for two hours and can testify to how extensive and devastating the contamination is,” said Ms Jewell. “In response to my most recent letter, minister, you’ve told me that you’ll be asking NRW (Natural Resources Wales) to look into this matter again, but you’ve said that you don’t see the need for an independent investigation. “Could I please plead with you, minister, to reconsider that decision, to keep the door open to conducting your own investigation of the contamination before all the evidence is covered up deep in the soil as a problem for future generations to deal with?”