A chain of green scum was seen floating through Portland on Election Day. The substance was spotted on the Willamette ...

Blanket weed can be a pest ... any creatures can crawl back in the water. Prevent your pond from icing over completely in winter by floating a tennis ball on the surface. Remove it to leave ...

Plans to create a "floating ecosystem" on the River Ouse ... said it would be planted with native aquatic plants to create a thriving habitat for wildlife and help improve water quality.