Earthwatch Europe’s Great UK WaterBlitz 17th September 2026 "This weekend, more than 6,000 people across the UK are heading out to their local rivers, streams, lakes, ponds and canals as part of Earthwatch Europe’s Great UK WaterBlitz. It will be a huge national effort to understand the health of our freshwater." https://earthwatch.org.uk/more-than-6000-people-will-take-part-in-the-great-uk-waterblitz-this-weekend/ #SolarPunkSunday #CitizenScience #WaterQuality #Rivers #WaterWays #Canals