OPAL Water Survey resources

Just had a delivery to the GA.
A box of resources for the OPAL WATER SURVEY

Last year it was the AIR SURVEY...
Free for schools to register and participate...
Look forward to having a go.



Comments

Anonymous said…
How did you get on? We've not had any results from Sheffield yet, but one day, maybe...

See up to date results map

I've found that the pH test (very quick) does show a nice difference between rain-fed and groundwater-fed ponds. And pond dipping (although not all that geographical) is always quite absorbing!