Phosphorus and nitrogen contribute to water pollution and cause harmful algal blooms. New research shows how mats of floating flower beds can take advantage of these nutrients while cleaning the water.
On the top deck of a three-tiered structure moored near downtown Rotterdam, brown and white cows graze on hay dropped from a conveyor belt above their heads and rinds of oranges salvaged from supermarket juice machines in the port city. Canopies overhead protect the cows from sun and collect rainwater they will eventually drink. “We call our cows upcycle ladies,” says Minke van Wingerden of the Floating Farm, which sells the milk, cheese and buttermilk produced by the cows in a small shop on dry land next to its harbor berth.
Have you ever looked at an old punch bowl that has recently been crumpled and dustied on your shelf and wondered, “What else could I do with it?” Let us share with you a fantastic idea: transform an old punch bowl into a bird bath that not only welcomes birds, but also serves as a […]