Sewage treatment plants and landfills both release a lot of greenhouse gases in the process of decomposing waste.
Scientists have been finding swarms of jellyfish, called blooms, all over the world.
Fact or fiction: Scientists may have found a way to power a rocket using poop. Fact!
Feeling the cash crunch as a result of high gas prices? A surprising solution may be near, sewage as fuel. Learn more on this Moment of Science.
Is flushing or throwing away better for the environment?
Sewage stinks. But did you know that bacteria can make it smell better?