LEDs are more efficient than incandescent lights - fact. But just how much does this efficiency really impact on global greenhouse gas emissions? Research suggest it could be around half a billion tonnes of CO2 emissions saved so far.
Researchers are discovering that younger city dwellers are moving away from car ownership towards more sustainable transport methods. One of the key drivers is the rapidly increasing use of bicycles, and expanding provision of bike-friendly infrastructure. Today, it’s cool to be a city biker.