Scientists found amounts of ammonia in the upper troposphere of Earth for the first time.
Air pollution due to farm emissions is greater than the rest of the pollution from humans with fine particles in most of Europe, China, Russia and the US.
The salt spray from the ocean may have a dramatic impact on the formation and duration of clouds.
In a recent study researchers found that as the atmosphere becomes warmer, it will also become hazier, which ultimately impacts future air quality.
It turns out that major volcanic eruptions don't just have an effect on Earth's atmosphere; they also may impact the world's water. Scientists have found that volcanic eruptions affect the flow of the world's major rivers.
