Stop what you're doing and take a look out your window... What catches your eye? Maybe the neighbours house, or if your lucky some of our spectacular scenery... For NMIT research scientist Dr. Ellen Cieraad the answer is Street lights. For the last decade councils across the country have been transitioning to LED bulbs. They last longer and use less electricity - significantly reducing their carbon footprint. Does that mean they're better for the environment? Well, according to Ellen that depends on what you mean by "environment". She joins us to discuss the new lights unintended consequences on our native wildlife.