Can shore-based wave power unlock clean, affordable…

Good News Notes: “Many have tried to harness the ocean’s power to generate electricity, resulting in several embarrassing failures and little tangible success. Startup Eco Wave Power hopes to transcend that tempestuous legacy with a radically simple idea: capture the ocean’s energy closer to shore.  This approach sacrifices the greater energy potential of larger offshore waves, but…

Meet Mr Trash Wheel – and the other new devices that eat river plastic

Good News Notes: “The Great Bubble Barrier is just that – a wall of bubbles. It gurgles across the water in a diagonal screen, pushing plastic to one side while allowing fish and other wildlife to pass unharmed. The technology, created by a Dutch firm and already being used in Amsterdam, is being trialled in the Douro…