According to the School of Marine and Environmental Affairs at the University of Washington, blue spaces are natural or man-made outdoor settings that feature water in the form of rivers, lakes, oceans, ponds, canals or urban fountains.
—
Jeffrey Steele,
Forbes.com,
21 Aug. 2026
Clean and flush the water in ornamental fountains, pet bowls and bird baths on a regular basis; and repair or discard containers that stay outside and might normally collect water.
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