Ever since the light bulb's invention 150 years ago, artificial light has illuminated homes, streets, and skies -- but with some unintended consequences. Learn about the major types of light pollution, their impact on human health, and how the worldwide glow from artificial light may continue to grow.
There are many benefits to using renewable energy resources, but what is it exactly? From solar to wind, find out more about alternative energy, the fastest-growing source of energy in the world, and how we can use it to combat climate change.
An oil spill endangers an otter, and Eliza Thornberry sets out to rescue it. When the time she recues it, the fire has already spread, making her unable to escape. Her parents come to her aid to make the rescue mission successful.
Beakman explains the stats of how much waste is generated daily. He then describes what happens to the waste in the trash dump and why recycling is really good for the environment.
Hank explains how plastic pollution has had unintended consequences on our planet. He explains how this pollution results in the emission of greenhouse gases, antibiotic resistance and how these pollutants could end up being eaten by people when they eat seafood.